2693149630

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{639703}}^1$

素因数の和:640131

約数の個数: 16

約数和(自身を含む): 4859191584

約数和(自身を除く): 2166041954

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 639703, 1279406, 3198515, 6397030, 269314963, 538629926, 1346574815, 2693149630]

約数ペア:

[(1, 2693149630), (2, 1346574815), (5, 538629926), (10, 269314963), (421, 6397030), (842, 3198515), (2105, 1279406), (4210, 639703)]