20450517360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{936379}}^1$

素因数の和:936415

約数の個数: 160

約数和(自身を含む): 78026672640

約数和(自身を除く): 57576155280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 21840, 936379, 1872758, 2809137, 3745516, 4681895, 5618274, 6554653, 7491032, 9363790, 11236548, 12172927, 13109306, 14045685, 14982064, 18727580, 19663959, 22473096, 24345854, 26218612, 28091370, 32773265, 36518781, 37455160, 39327918, 44946192, 48691708, 52437224, 56182740, 60864635, 65546530, 73037562, 74910320, 78655836, 85210489, 97383416, 98319795, 104874448, 112365480, 121729270, 131093060, 146075124, 157311672, 170420978, 182593905, 194766832, 196639590, 224730960, 243458540, 255631467, 262186120, 292150248, 314623344, 340841956, 365187810, 393279180, 426052445, 486917080, 511262934, 524372240, 584300496, 681683912, 730375620, 786558360, 852104890, 973834160, 1022525868, 1278157335, 1363367824, 1460751240, 1573116720, 1704209780, 2045051736, 2556314670, 2921502480, 3408419560, 4090103472, 5112629340, 6816839120, 10225258680, 20450517360]

約数ペア:

[(1, 20450517360), (2, 10225258680), (3, 6816839120), (4, 5112629340), (5, 4090103472), (6, 3408419560), (7, 2921502480), (8, 2556314670), (10, 2045051736), (12, 1704209780), (13, 1573116720), (14, 1460751240), (15, 1363367824), (16, 1278157335), (20, 1022525868), (21, 973834160), (24, 852104890), (26, 786558360), (28, 730375620), (30, 681683912), (35, 584300496), (39, 524372240), (40, 511262934), (42, 486917080), (48, 426052445), (52, 393279180), (56, 365187810), (60, 340841956), (65, 314623344), (70, 292150248), (78, 262186120), (80, 255631467), (84, 243458540), (91, 224730960), (104, 196639590), (105, 194766832), (112, 182593905), (120, 170420978), (130, 157311672), (140, 146075124), (156, 131093060), (168, 121729270), (182, 112365480), (195, 104874448), (208, 98319795), (210, 97383416), (240, 85210489), (260, 78655836), (273, 74910320), (280, 73037562), (312, 65546530), (336, 60864635), (364, 56182740), (390, 52437224), (420, 48691708), (455, 44946192), (520, 39327918), (546, 37455160), (560, 36518781), (624, 32773265), (728, 28091370), (780, 26218612), (840, 24345854), (910, 22473096), (1040, 19663959), (1092, 18727580), (1365, 14982064), (1456, 14045685), (1560, 13109306), (1680, 12172927), (1820, 11236548), (2184, 9363790), (2730, 7491032), (3120, 6554653), (3640, 5618274), (4368, 4681895), (5460, 3745516), (7280, 2809137), (10920, 1872758), (21840, 936379)]