390534604

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{5171}}^1$

素因数の和:5493

約数の個数: 24

約数和(自身を含む): 695116800

約数和(自身を除く): 304582196

約数列:

[1, 2, 4, 79, 158, 239, 316, 478, 956, 5171, 10342, 18881, 20684, 37762, 75524, 408509, 817018, 1235869, 1634036, 2471738, 4943476, 97633651, 195267302, 390534604]

約数ペア:

[(1, 390534604), (2, 195267302), (4, 97633651), (79, 4943476), (158, 2471738), (239, 1634036), (316, 1235869), (478, 817018), (956, 408509), (5171, 75524), (10342, 37762), (18881, 20684)]