20122103380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1\times {\mathrm{2837}}^1$

素因数の和:3793

約数の個数: 96

約数和(自身を含む): 46755346176

約数和(自身を除く): 26633242796

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 907, 1564, 1814, 1955, 2837, 3628, 3910, 4535, 5674, 7820, 9070, 11348, 14185, 15419, 18140, 20861, 28370, 30838, 41722, 48229, 56740, 61676, 65251, 77095, 83444, 96458, 104305, 130502, 154190, 192916, 208610, 241145, 261004, 308380, 326255, 354637, 417220, 482290, 652510, 709274, 964580, 1109267, 1305020, 1418548, 1773185, 2218534, 2573159, 3546370, 4437068, 5146318, 5546335, 7092740, 10292636, 11092670, 12865795, 22185340, 25731590, 43743703, 51463180, 59182657, 87487406, 118365314, 174974812, 218718515, 236730628, 295913285, 437437030, 591826570, 874874060, 1006105169, 1183653140, 2012210338, 4024420676, 5030525845, 10061051690, 20122103380]

約数ペア:

[(1, 20122103380), (2, 10061051690), (4, 5030525845), (5, 4024420676), (10, 2012210338), (17, 1183653140), (20, 1006105169), (23, 874874060), (34, 591826570), (46, 437437030), (68, 295913285), (85, 236730628), (92, 218718515), (115, 174974812), (170, 118365314), (230, 87487406), (340, 59182657), (391, 51463180), (460, 43743703), (782, 25731590), (907, 22185340), (1564, 12865795), (1814, 11092670), (1955, 10292636), (2837, 7092740), (3628, 5546335), (3910, 5146318), (4535, 4437068), (5674, 3546370), (7820, 2573159), (9070, 2218534), (11348, 1773185), (14185, 1418548), (15419, 1305020), (18140, 1109267), (20861, 964580), (28370, 709274), (30838, 652510), (41722, 482290), (48229, 417220), (56740, 354637), (61676, 326255), (65251, 308380), (77095, 261004), (83444, 241145), (96458, 208610), (104305, 192916), (130502, 154190)]