30927080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{45481}}^1$

素因数の和:45509

約数の個数: 32

約数和(自身を含む): 73680840

約数和(自身を除く): 42753760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 45481, 90962, 181924, 227405, 363848, 454810, 773177, 909620, 1546354, 1819240, 3092708, 3865885, 6185416, 7731770, 15463540, 30927080]

約数ペア:

[(1, 30927080), (2, 15463540), (4, 7731770), (5, 6185416), (8, 3865885), (10, 3092708), (17, 1819240), (20, 1546354), (34, 909620), (40, 773177), (68, 454810), (85, 363848), (136, 227405), (170, 181924), (340, 90962), (680, 45481)]