990604430

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2107669}}^1$

素因数の和:2107723

約数の個数: 16

約数和(自身を含む): 1821026880

約数和(自身を除く): 830422450

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 2107669, 4215338, 10538345, 21076690, 99060443, 198120886, 495302215, 990604430]

約数ペア:

[(1, 990604430), (2, 495302215), (5, 198120886), (10, 99060443), (47, 21076690), (94, 10538345), (235, 4215338), (470, 2107669)]