20628960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3907}}^1$

素因数の和:3936

約数の個数: 96

約数和(自身を含む): 70906752

約数和(自身を除く): 50277792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 3907, 5280, 7814, 11721, 15628, 19535, 23442, 31256, 39070, 42977, 46884, 58605, 62512, 78140, 85954, 93768, 117210, 125024, 128931, 156280, 171908, 187536, 214885, 234420, 257862, 312560, 343816, 375072, 429770, 468840, 515724, 625120, 644655, 687632, 859540, 937680, 1031448, 1289310, 1375264, 1719080, 1875360, 2062896, 2578620, 3438160, 4125792, 5157240, 6876320, 10314480, 20628960]

約数ペア:

[(1, 20628960), (2, 10314480), (3, 6876320), (4, 5157240), (5, 4125792), (6, 3438160), (8, 2578620), (10, 2062896), (11, 1875360), (12, 1719080), (15, 1375264), (16, 1289310), (20, 1031448), (22, 937680), (24, 859540), (30, 687632), (32, 644655), (33, 625120), (40, 515724), (44, 468840), (48, 429770), (55, 375072), (60, 343816), (66, 312560), (80, 257862), (88, 234420), (96, 214885), (110, 187536), (120, 171908), (132, 156280), (160, 128931), (165, 125024), (176, 117210), (220, 93768), (240, 85954), (264, 78140), (330, 62512), (352, 58605), (440, 46884), (480, 42977), (528, 39070), (660, 31256), (880, 23442), (1056, 19535), (1320, 15628), (1760, 11721), (2640, 7814), (3907, 5280)]