2545080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 7741440

約数和(自身を除く): 5196360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 167, 254, 334, 381, 501, 508, 635, 668, 762, 835, 1002, 1016, 1270, 1336, 1524, 1670, 1905, 2004, 2505, 2540, 3048, 3340, 3810, 4008, 5010, 5080, 6680, 7620, 10020, 15240, 20040, 21209, 42418, 63627, 84836, 106045, 127254, 169672, 212090, 254508, 318135, 424180, 509016, 636270, 848360, 1272540, 2545080]

約数ペア:

[(1, 2545080), (2, 1272540), (3, 848360), (4, 636270), (5, 509016), (6, 424180), (8, 318135), (10, 254508), (12, 212090), (15, 169672), (20, 127254), (24, 106045), (30, 84836), (40, 63627), (60, 42418), (120, 21209), (127, 20040), (167, 15240), (254, 10020), (334, 7620), (381, 6680), (501, 5080), (508, 5010), (635, 4008), (668, 3810), (762, 3340), (835, 3048), (1002, 2540), (1016, 2505), (1270, 2004), (1336, 1905), (1524, 1670)]