40591280

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7573}}^1$

素因数の和:7653

約数の個数: 40

約数和(自身を含む): 95795952

約数和(自身を除く): 55204672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 7573, 15146, 30292, 37865, 60584, 75730, 121168, 151460, 302920, 507391, 605840, 1014782, 2029564, 2536955, 4059128, 5073910, 8118256, 10147820, 20295640, 40591280]

約数ペア:

[(1, 40591280), (2, 20295640), (4, 10147820), (5, 8118256), (8, 5073910), (10, 4059128), (16, 2536955), (20, 2029564), (40, 1014782), (67, 605840), (80, 507391), (134, 302920), (268, 151460), (335, 121168), (536, 75730), (670, 60584), (1072, 37865), (1340, 30292), (2680, 15146), (5360, 7573)]