84474590

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{20161}}^1$

素因数の和:20587

約数の個数: 16

約数和(自身を含む): 152424720

約数和(自身を除く): 67950130

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 20161, 40322, 100805, 201610, 8447459, 16894918, 42237295, 84474590]

約数ペア:

[(1, 84474590), (2, 42237295), (5, 16894918), (10, 8447459), (419, 201610), (838, 100805), (2095, 40322), (4190, 20161)]