2607540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3343}}^1$

素因数の和:3368

約数の個数: 48

約数和(自身を含む): 7865088

約数和(自身を除く): 5257548

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, 3343, 6686, 10029, 13372, 16715, 20058, 33430, 40116, 43459, 50145, 66860, 86918, 100290, 130377, 173836, 200580, 217295, 260754, 434590, 521508, 651885, 869180, 1303770, 2607540]

約数ペア:

[(1, 2607540), (2, 1303770), (3, 869180), (4, 651885), (5, 521508), (6, 434590), (10, 260754), (12, 217295), (13, 200580), (15, 173836), (20, 130377), (26, 100290), (30, 86918), (39, 66860), (52, 50145), (60, 43459), (65, 40116), (78, 33430), (130, 20058), (156, 16715), (195, 13372), (260, 10029), (390, 6686), (780, 3343)]