203542720

素因数分解:

$2^6\times 5^1\times {\mathrm{636071}}^1$

素因数の和:636088

約数の個数: 28

約数和(自身を含む): 484686864

約数和(自身を除く): 281144144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 636071, 1272142, 2544284, 3180355, 5088568, 6360710, 10177136, 12721420, 20354272, 25442840, 40708544, 50885680, 101771360, 203542720]

約数ペア:

[(1, 203542720), (2, 101771360), (4, 50885680), (5, 40708544), (8, 25442840), (10, 20354272), (16, 12721420), (20, 10177136), (32, 6360710), (40, 5088568), (64, 3180355), (80, 2544284), (160, 1272142), (320, 636071)]