85844020

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{17959}}^1$

素因数の和:18207

約数の個数: 24

約数和(自身を含む): 181036800

約数和(自身を除く): 95192780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 17959, 35918, 71836, 89795, 179590, 359180, 4292201, 8584402, 17168804, 21461005, 42922010, 85844020]

約数ペア:

[(1, 85844020), (2, 42922010), (4, 21461005), (5, 17168804), (10, 8584402), (20, 4292201), (239, 359180), (478, 179590), (956, 89795), (1195, 71836), (2390, 35918), (4780, 17959)]