18435080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14867}}^1$

素因数の和:14909

約数の個数: 32

約数和(自身を含む): 42819840

約数和(自身を除く): 24384760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 14867, 29734, 59468, 74335, 118936, 148670, 297340, 460877, 594680, 921754, 1843508, 2304385, 3687016, 4608770, 9217540, 18435080]

約数ペア:

[(1, 18435080), (2, 9217540), (4, 4608770), (5, 3687016), (8, 2304385), (10, 1843508), (20, 921754), (31, 594680), (40, 460877), (62, 297340), (124, 148670), (155, 118936), (248, 74335), (310, 59468), (620, 29734), (1240, 14867)]