54857720

素因数分解:

$2^3\times 5^1\times {\mathrm{733}}^1\times {\mathrm{1871}}^1$

素因数の和:2615

約数の個数: 32

約数和(自身を含む): 123664320

約数和(自身を除く): 68806600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 733, 1466, 1871, 2932, 3665, 3742, 5864, 7330, 7484, 9355, 14660, 14968, 18710, 29320, 37420, 74840, 1371443, 2742886, 5485772, 6857215, 10971544, 13714430, 27428860, 54857720]

約数ペア:

[(1, 54857720), (2, 27428860), (4, 13714430), (5, 10971544), (8, 6857215), (10, 5485772), (20, 2742886), (40, 1371443), (733, 74840), (1466, 37420), (1871, 29320), (2932, 18710), (3665, 14968), (3742, 14660), (5864, 9355), (7330, 7484)]