18645240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{155377}}^1$

素因数の和:155391

約数の個数: 32

約数和(自身を含む): 55936080

約数和(自身を除く): 37290840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 155377, 310754, 466131, 621508, 776885, 932262, 1243016, 1553770, 1864524, 2330655, 3107540, 3729048, 4661310, 6215080, 9322620, 18645240]

約数ペア:

[(1, 18645240), (2, 9322620), (3, 6215080), (4, 4661310), (5, 3729048), (6, 3107540), (8, 2330655), (10, 1864524), (12, 1553770), (15, 1243016), (20, 932262), (24, 776885), (30, 621508), (40, 466131), (60, 310754), (120, 155377)]