2863990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{991}}^1$

素因数の和:1032

約数の個数: 24

約数和(自身を含む): 5481792

約数和(自身を除く): 2617802

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 991, 1445, 1982, 2890, 4955, 9910, 16847, 33694, 84235, 168470, 286399, 572798, 1431995, 2863990]

約数ペア:

[(1, 2863990), (2, 1431995), (5, 572798), (10, 286399), (17, 168470), (34, 84235), (85, 33694), (170, 16847), (289, 9910), (578, 4955), (991, 2890), (1445, 1982)]