2149695940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15354971}}^1$

素因数の和:15354987

約数の個数: 24

約数和(自身を含む): 5159270592

約数和(自身を除く): 3009574652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15354971, 30709942, 61419884, 76774855, 107484797, 153549710, 214969594, 307099420, 429939188, 537423985, 1074847970, 2149695940]

約数ペア:

[(1, 2149695940), (2, 1074847970), (4, 537423985), (5, 429939188), (7, 307099420), (10, 214969594), (14, 153549710), (20, 107484797), (28, 76774855), (35, 61419884), (70, 30709942), (140, 15354971)]