490029320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1113703}}^1$

素因数の和:1113725

約数の個数: 32

約数和(自身を含む): 1202800320

約数和(自身を除く): 712771000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1113703, 2227406, 4454812, 5568515, 8909624, 11137030, 12250733, 22274060, 24501466, 44548120, 49002932, 61253665, 98005864, 122507330, 245014660, 490029320]

約数ペア:

[(1, 490029320), (2, 245014660), (4, 122507330), (5, 98005864), (8, 61253665), (10, 49002932), (11, 44548120), (20, 24501466), (22, 22274060), (40, 12250733), (44, 11137030), (55, 8909624), (88, 5568515), (110, 4454812), (220, 2227406), (440, 1113703)]