16852840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13591}}^1$

素因数の和:13633

約数の個数: 32

約数和(自身を含む): 39144960

約数和(自身を除く): 22292120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 13591, 27182, 54364, 67955, 108728, 135910, 271820, 421321, 543640, 842642, 1685284, 2106605, 3370568, 4213210, 8426420, 16852840]

約数ペア:

[(1, 16852840), (2, 8426420), (4, 4213210), (5, 3370568), (8, 2106605), (10, 1685284), (20, 842642), (31, 543640), (40, 421321), (62, 271820), (124, 135910), (155, 108728), (248, 67955), (310, 54364), (620, 27182), (1240, 13591)]