20228445160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1283}}^1\times {\mathrm{5119}}^1$

素因数の和:6431

約数の個数: 128

約数和(自身を含む): 56800051200

約数和(自身を除く): 36571606040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1283, 1540, 2566, 3080, 5119, 5132, 6415, 8981, 10238, 10264, 12830, 14113, 17962, 20476, 25595, 25660, 28226, 35833, 35924, 40952, 44905, 51190, 51320, 56309, 56452, 70565, 71666, 71848, 89810, 98791, 102380, 112618, 112904, 141130, 143332, 179165, 179620, 197582, 204760, 225236, 281545, 282260, 286664, 358330, 359240, 394163, 395164, 450472, 493955, 563090, 564520, 716660, 788326, 790328, 987910, 1126180, 1433320, 1576652, 1970815, 1975820, 2252360, 3153304, 3941630, 3951640, 6567677, 7883260, 13135354, 15766520, 26270708, 32838385, 45973739, 52541416, 65676770, 72244447, 91947478, 131353540, 144488894, 183894956, 229868695, 262707080, 288977788, 361222235, 367789912, 459737390, 505711129, 577955576, 722444470, 919474780, 1011422258, 1444888940, 1838949560, 2022844516, 2528555645, 2889777880, 4045689032, 5057111290, 10114222580, 20228445160]

約数ペア:

[(1, 20228445160), (2, 10114222580), (4, 5057111290), (5, 4045689032), (7, 2889777880), (8, 2528555645), (10, 2022844516), (11, 1838949560), (14, 1444888940), (20, 1011422258), (22, 919474780), (28, 722444470), (35, 577955576), (40, 505711129), (44, 459737390), (55, 367789912), (56, 361222235), (70, 288977788), (77, 262707080), (88, 229868695), (110, 183894956), (140, 144488894), (154, 131353540), (220, 91947478), (280, 72244447), (308, 65676770), (385, 52541416), (440, 45973739), (616, 32838385), (770, 26270708), (1283, 15766520), (1540, 13135354), (2566, 7883260), (3080, 6567677), (5119, 3951640), (5132, 3941630), (6415, 3153304), (8981, 2252360), (10238, 1975820), (10264, 1970815), (12830, 1576652), (14113, 1433320), (17962, 1126180), (20476, 987910), (25595, 790328), (25660, 788326), (28226, 716660), (35833, 564520), (35924, 563090), (40952, 493955), (44905, 450472), (51190, 395164), (51320, 394163), (56309, 359240), (56452, 358330), (70565, 286664), (71666, 282260), (71848, 281545), (89810, 225236), (98791, 204760), (102380, 197582), (112618, 179620), (112904, 179165), (141130, 143332)]