54746840

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3251}}^1$

素因数の和:3683

約数の個数: 32

約数和(自身を含む): 123510960

約数和(自身を除く): 68764120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3251, 3368, 4210, 6502, 8420, 13004, 16255, 16840, 26008, 32510, 65020, 130040, 1368671, 2737342, 5474684, 6843355, 10949368, 13686710, 27373420, 54746840]

約数ペア:

[(1, 54746840), (2, 27373420), (4, 13686710), (5, 10949368), (8, 6843355), (10, 5474684), (20, 2737342), (40, 1368671), (421, 130040), (842, 65020), (1684, 32510), (2105, 26008), (3251, 16840), (3368, 16255), (4210, 13004), (6502, 8420)]