396379820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1165823}}^1$

素因数の和:1165849

約数の個数: 24

約数和(自身を含む): 881362944

約数和(自身を除く): 484983124

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1165823, 2331646, 4663292, 5829115, 11658230, 19818991, 23316460, 39637982, 79275964, 99094955, 198189910, 396379820]

約数ペア:

[(1, 396379820), (2, 198189910), (4, 99094955), (5, 79275964), (10, 39637982), (17, 23316460), (20, 19818991), (34, 11658230), (68, 5829115), (85, 4663292), (170, 2331646), (340, 1165823)]