15678429680

素因数分解:

$2^4\times 5^1\times {\mathrm{11329}}^1\times {\mathrm{17299}}^1$

素因数の和:28641

約数の個数: 40

約数和(自身を含む): 36457674000

約数和(自身を除く): 20779244320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 11329, 17299, 22658, 34598, 45316, 56645, 69196, 86495, 90632, 113290, 138392, 172990, 181264, 226580, 276784, 345980, 453160, 691960, 906320, 1383920, 195980371, 391960742, 783921484, 979901855, 1567842968, 1959803710, 3135685936, 3919607420, 7839214840, 15678429680]

約数ペア:

[(1, 15678429680), (2, 7839214840), (4, 3919607420), (5, 3135685936), (8, 1959803710), (10, 1567842968), (16, 979901855), (20, 783921484), (40, 391960742), (80, 195980371), (11329, 1383920), (17299, 906320), (22658, 691960), (34598, 453160), (45316, 345980), (56645, 276784), (69196, 226580), (86495, 181264), (90632, 172990), (113290, 138392)]