1320221950

素因数分解:

$2^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{177211}}^1$

素因数の和:177372

約数の個数: 24

約数和(自身を含む): 2472107400

約数和(自身を除く): 1151885450

約数列:

[1, 2, 5, 10, 25, 50, 149, 298, 745, 1490, 3725, 7450, 177211, 354422, 886055, 1772110, 4430275, 8860550, 26404439, 52808878, 132022195, 264044390, 660110975, 1320221950]

約数ペア:

[(1, 1320221950), (2, 660110975), (5, 264044390), (10, 132022195), (25, 52808878), (50, 26404439), (149, 8860550), (298, 4430275), (745, 1772110), (1490, 886055), (3725, 354422), (7450, 177211)]