20540040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{171167}}^1$

素因数の和:171181

約数の個数: 32

約数和(自身を含む): 61620480

約数和(自身を除く): 41080440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 171167, 342334, 513501, 684668, 855835, 1027002, 1369336, 1711670, 2054004, 2567505, 3423340, 4108008, 5135010, 6846680, 10270020, 20540040]

約数ペア:

[(1, 20540040), (2, 10270020), (3, 6846680), (4, 5135010), (5, 4108008), (6, 3423340), (8, 2567505), (10, 2054004), (12, 1711670), (15, 1369336), (20, 1027002), (24, 855835), (30, 684668), (40, 513501), (60, 342334), (120, 171167)]