1271660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 2958816

約数和(自身を除く): 1687156

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 73, 130, 134, 146, 260, 268, 292, 335, 365, 670, 730, 871, 949, 1340, 1460, 1742, 1898, 3484, 3796, 4355, 4745, 4891, 8710, 9490, 9782, 17420, 18980, 19564, 24455, 48910, 63583, 97820, 127166, 254332, 317915, 635830, 1271660]

約数ペア:

[(1, 1271660), (2, 635830), (4, 317915), (5, 254332), (10, 127166), (13, 97820), (20, 63583), (26, 48910), (52, 24455), (65, 19564), (67, 18980), (73, 17420), (130, 9782), (134, 9490), (146, 8710), (260, 4891), (268, 4745), (292, 4355), (335, 3796), (365, 3484), (670, 1898), (730, 1742), (871, 1460), (949, 1340)]