901435540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2651281}}^1$

素因数の和:2651307

約数の個数: 24

約数和(自身を含む): 2004369192

約数和(自身を除く): 1102933652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2651281, 5302562, 10605124, 13256405, 26512810, 45071777, 53025620, 90143554, 180287108, 225358885, 450717770, 901435540]

約数ペア:

[(1, 901435540), (2, 450717770), (4, 225358885), (5, 180287108), (10, 90143554), (17, 53025620), (20, 45071777), (34, 26512810), (68, 13256405), (85, 10605124), (170, 5302562), (340, 2651281)]