1607820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 4558848

約数和(自身を除く): 2951028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 211, 254, 381, 422, 508, 633, 635, 762, 844, 1055, 1266, 1270, 1524, 1905, 2110, 2532, 2540, 3165, 3810, 4220, 6330, 7620, 12660, 26797, 53594, 80391, 107188, 133985, 160782, 267970, 321564, 401955, 535940, 803910, 1607820]

約数ペア:

[(1, 1607820), (2, 803910), (3, 535940), (4, 401955), (5, 321564), (6, 267970), (10, 160782), (12, 133985), (15, 107188), (20, 80391), (30, 53594), (60, 26797), (127, 12660), (211, 7620), (254, 6330), (381, 4220), (422, 3810), (508, 3165), (633, 2540), (635, 2532), (762, 2110), (844, 1905), (1055, 1524), (1266, 1270)]