31642760

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{11807}}^1$

素因数の和:11885

約数の個数: 32

約数和(自身を含む): 72264960

約数和(自身を除く): 40622200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 11807, 23614, 47228, 59035, 94456, 118070, 236140, 472280, 791069, 1582138, 3164276, 3955345, 6328552, 7910690, 15821380, 31642760]

約数ペア:

[(1, 31642760), (2, 15821380), (4, 7910690), (5, 6328552), (8, 3955345), (10, 3164276), (20, 1582138), (40, 791069), (67, 472280), (134, 236140), (268, 118070), (335, 94456), (536, 59035), (670, 47228), (1340, 23614), (2680, 11807)]