20120822060

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{587}}^1$

素因数の和:1007

約数の個数: 96

約数和(自身を含む): 43528181760

約数和(自身を除く): 23407359700

約数列:

[1, 2, 4, 5, 10, 20, 71, 101, 142, 202, 239, 284, 355, 404, 478, 505, 587, 710, 956, 1010, 1174, 1195, 1420, 2020, 2348, 2390, 2935, 4780, 5870, 7171, 11740, 14342, 16969, 24139, 28684, 33938, 35855, 41677, 48278, 59287, 67876, 71710, 83354, 84845, 96556, 118574, 120695, 140293, 143420, 166708, 169690, 208385, 237148, 241390, 280586, 296435, 339380, 416770, 482780, 561172, 592870, 701465, 833540, 1185740, 1402930, 1713869, 2805860, 3427738, 4209377, 6855476, 8418754, 8569345, 9960803, 14169593, 16837508, 17138690, 19921606, 21046885, 28339186, 34277380, 39843212, 42093770, 49804015, 56678372, 70847965, 84187540, 99608030, 141695930, 199216060, 283391860, 1006041103, 2012082206, 4024164412, 5030205515, 10060411030, 20120822060]

約数ペア:

[(1, 20120822060), (2, 10060411030), (4, 5030205515), (5, 4024164412), (10, 2012082206), (20, 1006041103), (71, 283391860), (101, 199216060), (142, 141695930), (202, 99608030), (239, 84187540), (284, 70847965), (355, 56678372), (404, 49804015), (478, 42093770), (505, 39843212), (587, 34277380), (710, 28339186), (956, 21046885), (1010, 19921606), (1174, 17138690), (1195, 16837508), (1420, 14169593), (2020, 9960803), (2348, 8569345), (2390, 8418754), (2935, 6855476), (4780, 4209377), (5870, 3427738), (7171, 2805860), (11740, 1713869), (14342, 1402930), (16969, 1185740), (24139, 833540), (28684, 701465), (33938, 592870), (35855, 561172), (41677, 482780), (48278, 416770), (59287, 339380), (67876, 296435), (71710, 280586), (83354, 241390), (84845, 237148), (96556, 208385), (118574, 169690), (120695, 166708), (140293, 143420)]