1685580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2161}}^1$

素因数の和:2186

約数の個数: 48

約数和(自身を含む): 5085024

約数和(自身を除く): 3399444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2161, 4322, 6483, 8644, 10805, 12966, 21610, 25932, 28093, 32415, 43220, 56186, 64830, 84279, 112372, 129660, 140465, 168558, 280930, 337116, 421395, 561860, 842790, 1685580]

約数ペア:

[(1, 1685580), (2, 842790), (3, 561860), (4, 421395), (5, 337116), (6, 280930), (10, 168558), (12, 140465), (13, 129660), (15, 112372), (20, 84279), (26, 64830), (30, 56186), (39, 43220), (52, 32415), (60, 28093), (65, 25932), (78, 21610), (130, 12966), (156, 10805), (195, 8644), (260, 6483), (390, 4322), (780, 2161)]