1572249620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{19609}}^1$

素因数の和:19848

約数の個数: 48

約数和(自身を含む): 3492148800

約数和(自身を除く): 1919899180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 211, 380, 422, 844, 1055, 2110, 4009, 4220, 8018, 16036, 19609, 20045, 39218, 40090, 78436, 80180, 98045, 196090, 372571, 392180, 745142, 1490284, 1862855, 3725710, 4137499, 7451420, 8274998, 16549996, 20687495, 41374990, 78612481, 82749980, 157224962, 314449924, 393062405, 786124810, 1572249620]

約数ペア:

[(1, 1572249620), (2, 786124810), (4, 393062405), (5, 314449924), (10, 157224962), (19, 82749980), (20, 78612481), (38, 41374990), (76, 20687495), (95, 16549996), (190, 8274998), (211, 7451420), (380, 4137499), (422, 3725710), (844, 1862855), (1055, 1490284), (2110, 745142), (4009, 392180), (4220, 372571), (8018, 196090), (16036, 98045), (19609, 80180), (20045, 78436), (39218, 40090)]