1677980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1583}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 3592512

約数和(自身を除く): 1914532

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 1583, 3166, 6332, 7915, 15830, 31660, 83899, 167798, 335596, 419495, 838990, 1677980]

約数ペア:

[(1, 1677980), (2, 838990), (4, 419495), (5, 335596), (10, 167798), (20, 83899), (53, 31660), (106, 15830), (212, 7915), (265, 6332), (530, 3166), (1060, 1583)]