19760730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:511

約数の個数: 64

約数和(自身を含む): 52161408

約数和(自身を除く): 32400678

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 233, 257, 330, 466, 514, 699, 771, 1165, 1285, 1398, 1542, 2330, 2563, 2570, 2827, 3495, 3855, 5126, 5654, 6990, 7689, 7710, 8481, 12815, 14135, 15378, 16962, 25630, 28270, 38445, 42405, 59881, 76890, 84810, 119762, 179643, 299405, 359286, 598810, 658691, 898215, 1317382, 1796430, 1976073, 3293455, 3952146, 6586910, 9880365, 19760730]

約数ペア:

[(1, 19760730), (2, 9880365), (3, 6586910), (5, 3952146), (6, 3293455), (10, 1976073), (11, 1796430), (15, 1317382), (22, 898215), (30, 658691), (33, 598810), (55, 359286), (66, 299405), (110, 179643), (165, 119762), (233, 84810), (257, 76890), (330, 59881), (466, 42405), (514, 38445), (699, 28270), (771, 25630), (1165, 16962), (1285, 15378), (1398, 14135), (1542, 12815), (2330, 8481), (2563, 7710), (2570, 7689), (2827, 6990), (3495, 5654), (3855, 5126)]