208031840

素因数分解:

$2^5\times 5^1\times {\mathrm{1300199}}^1$

素因数の和:1300214

約数の個数: 24

約数和(自身を含む): 491475600

約数和(自身を除く): 283443760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1300199, 2600398, 5200796, 6500995, 10401592, 13001990, 20803184, 26003980, 41606368, 52007960, 104015920, 208031840]

約数ペア:

[(1, 208031840), (2, 104015920), (4, 52007960), (5, 41606368), (8, 26003980), (10, 20803184), (16, 13001990), (20, 10401592), (32, 6500995), (40, 5200796), (80, 2600398), (160, 1300199)]