47142580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{33199}}^1$

素因数の和:33279

約数の個数: 24

約数和(自身を含む): 100396800

約数和(自身を除く): 53254220

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 33199, 66398, 132796, 165995, 331990, 663980, 2357129, 4714258, 9428516, 11785645, 23571290, 47142580]

約数ペア:

[(1, 47142580), (2, 23571290), (4, 11785645), (5, 9428516), (10, 4714258), (20, 2357129), (71, 663980), (142, 331990), (284, 165995), (355, 132796), (710, 66398), (1420, 33199)]