1661270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{983}}^1$

素因数の和:1016

約数の個数: 24

約数和(自身を含む): 3241296

約数和(自身を除く): 1580026

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 983, 1690, 1966, 4915, 9830, 12779, 25558, 63895, 127790, 166127, 332254, 830635, 1661270]

約数ペア:

[(1, 1661270), (2, 830635), (5, 332254), (10, 166127), (13, 127790), (26, 63895), (65, 25558), (130, 12779), (169, 9830), (338, 4915), (845, 1966), (983, 1690)]