32978920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63421}}^1$

素因数の和:63445

約数の個数: 32

約数和(自身を含む): 79911720

約数和(自身を除く): 46932800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 63421, 126842, 253684, 317105, 507368, 634210, 824473, 1268420, 1648946, 2536840, 3297892, 4122365, 6595784, 8244730, 16489460, 32978920]

約数ペア:

[(1, 32978920), (2, 16489460), (4, 8244730), (5, 6595784), (8, 4122365), (10, 3297892), (13, 2536840), (20, 1648946), (26, 1268420), (40, 824473), (52, 634210), (65, 507368), (104, 317105), (130, 253684), (260, 126842), (520, 63421)]