431080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{829}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 1045800

約数和(自身を除く): 614720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 829, 1658, 3316, 4145, 6632, 8290, 10777, 16580, 21554, 33160, 43108, 53885, 86216, 107770, 215540, 431080]

約数ペア:

[(1, 431080), (2, 215540), (4, 107770), (5, 86216), (8, 53885), (10, 43108), (13, 33160), (20, 21554), (26, 16580), (40, 10777), (52, 8290), (65, 6632), (104, 4145), (130, 3316), (260, 1658), (520, 829)]