20496638430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{112687}}^1$

素因数の和:112790

約数の個数: 96

約数和(自身を含む): 55691311104

約数和(自身を除く): 35194672674

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 47, 86, 90, 94, 129, 141, 215, 235, 258, 282, 387, 423, 430, 470, 645, 705, 774, 846, 1290, 1410, 1935, 2021, 2115, 3870, 4042, 4230, 6063, 10105, 12126, 18189, 20210, 30315, 36378, 60630, 90945, 112687, 181890, 225374, 338061, 563435, 676122, 1014183, 1126870, 1690305, 2028366, 3380610, 4845541, 5070915, 5296289, 9691082, 10141830, 10592578, 14536623, 15888867, 24227705, 26481445, 29073246, 31777734, 43609869, 47666601, 48455410, 52962890, 72683115, 79444335, 87219738, 95333202, 145366230, 158888670, 218049345, 227740427, 238333005, 436098690, 455480854, 476666010, 683221281, 1138702135, 1366442562, 2049663843, 2277404270, 3416106405, 4099327686, 6832212810, 10248319215, 20496638430]

約数ペア:

[(1, 20496638430), (2, 10248319215), (3, 6832212810), (5, 4099327686), (6, 3416106405), (9, 2277404270), (10, 2049663843), (15, 1366442562), (18, 1138702135), (30, 683221281), (43, 476666010), (45, 455480854), (47, 436098690), (86, 238333005), (90, 227740427), (94, 218049345), (129, 158888670), (141, 145366230), (215, 95333202), (235, 87219738), (258, 79444335), (282, 72683115), (387, 52962890), (423, 48455410), (430, 47666601), (470, 43609869), (645, 31777734), (705, 29073246), (774, 26481445), (846, 24227705), (1290, 15888867), (1410, 14536623), (1935, 10592578), (2021, 10141830), (2115, 9691082), (3870, 5296289), (4042, 5070915), (4230, 4845541), (6063, 3380610), (10105, 2028366), (12126, 1690305), (18189, 1126870), (20210, 1014183), (30315, 676122), (36378, 563435), (60630, 338061), (90945, 225374), (112687, 181890)]