20322140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59771}}^1$

素因数の和:59797

約数の個数: 24

約数和(自身を含む): 45187632

約数和(自身を除く): 24865492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59771, 119542, 239084, 298855, 597710, 1016107, 1195420, 2032214, 4064428, 5080535, 10161070, 20322140]

約数ペア:

[(1, 20322140), (2, 10161070), (4, 5080535), (5, 4064428), (10, 2032214), (17, 1195420), (20, 1016107), (34, 597710), (68, 298855), (85, 239084), (170, 119542), (340, 59771)]