1682980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6473}}^1$

素因数の和:6495

約数の個数: 24

約数和(自身を含む): 3806712

約数和(自身を除く): 2123732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 6473, 12946, 25892, 32365, 64730, 84149, 129460, 168298, 336596, 420745, 841490, 1682980]

約数ペア:

[(1, 1682980), (2, 841490), (4, 420745), (5, 336596), (10, 168298), (13, 129460), (20, 84149), (26, 64730), (52, 32365), (65, 25892), (130, 12946), (260, 6473)]