20161461560

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1522769}}^1$

素因数の和:1523111

約数の個数: 32

約数和(自身を含む): 45500367600

約数和(自身を除く): 25338906040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 13240, 1522769, 3045538, 6091076, 7613845, 12182152, 15227690, 30455380, 60910760, 504036539, 1008073078, 2016146156, 2520182695, 4032292312, 5040365390, 10080730780, 20161461560]

約数ペア:

[(1, 20161461560), (2, 10080730780), (4, 5040365390), (5, 4032292312), (8, 2520182695), (10, 2016146156), (20, 1008073078), (40, 504036539), (331, 60910760), (662, 30455380), (1324, 15227690), (1655, 12182152), (2648, 7613845), (3310, 6091076), (6620, 3045538), (13240, 1522769)]