54167920

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3209}}^1$

素因数の和:3433

約数の個数: 40

約数和(自身を含む): 126576720

約数和(自身を除く): 72408800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3209, 3376, 4220, 6418, 8440, 12836, 16045, 16880, 25672, 32090, 51344, 64180, 128360, 256720, 677099, 1354198, 2708396, 3385495, 5416792, 6770990, 10833584, 13541980, 27083960, 54167920]

約数ペア:

[(1, 54167920), (2, 27083960), (4, 13541980), (5, 10833584), (8, 6770990), (10, 5416792), (16, 3385495), (20, 2708396), (40, 1354198), (80, 677099), (211, 256720), (422, 128360), (844, 64180), (1055, 51344), (1688, 32090), (2110, 25672), (3209, 16880), (3376, 16045), (4220, 12836), (6418, 8440)]