405710780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1193267}}^1$

素因数の和:1193293

約数の個数: 24

約数和(自身を含む): 902110608

約数和(自身を除く): 496399828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1193267, 2386534, 4773068, 5966335, 11932670, 20285539, 23865340, 40571078, 81142156, 101427695, 202855390, 405710780]

約数ペア:

[(1, 405710780), (2, 202855390), (4, 101427695), (5, 81142156), (10, 40571078), (17, 23865340), (20, 20285539), (34, 11932670), (68, 5966335), (85, 4773068), (170, 2386534), (340, 1193267)]