1459890280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{890177}}^1$

素因数の和:890229

約数の個数: 32

約数和(自身を含む): 3364872840

約数和(自身を除く): 1904982560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 890177, 1780354, 3560708, 4450885, 7121416, 8901770, 17803540, 35607080, 36497257, 72994514, 145989028, 182486285, 291978056, 364972570, 729945140, 1459890280]

約数ペア:

[(1, 1459890280), (2, 729945140), (4, 364972570), (5, 291978056), (8, 182486285), (10, 145989028), (20, 72994514), (40, 36497257), (41, 35607080), (82, 17803540), (164, 8901770), (205, 7121416), (328, 4450885), (410, 3560708), (820, 1780354), (1640, 890177)]