890407130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5237689}}^1$

素因数の和:5237713

約数の個数: 16

約数和(自身を含む): 1697011560

約数和(自身を除く): 806604430

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 5237689, 10475378, 26188445, 52376890, 89040713, 178081426, 445203565, 890407130]

約数ペア:

[(1, 890407130), (2, 445203565), (5, 178081426), (10, 89040713), (17, 52376890), (34, 26188445), (85, 10475378), (170, 5237689)]