61948840

素因数分解:

$2^3\times 5^1\times {\mathrm{1548721}}^1$

素因数の和:1548732

約数の個数: 16

約数和(自身を含む): 139384980

約数和(自身を除く): 77436140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1548721, 3097442, 6194884, 7743605, 12389768, 15487210, 30974420, 61948840]

約数ペア:

[(1, 61948840), (2, 30974420), (4, 15487210), (5, 12389768), (8, 7743605), (10, 6194884), (20, 3097442), (40, 1548721)]