2989740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3833}}^1$

素因数の和:3858

約数の個数: 48

約数和(自身を含む): 9017568

約数和(自身を除く): 6027828

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, 3833, 7666, 11499, 15332, 19165, 22998, 38330, 45996, 49829, 57495, 76660, 99658, 114990, 149487, 199316, 229980, 249145, 298974, 498290, 597948, 747435, 996580, 1494870, 2989740]

約数ペア:

[(1, 2989740), (2, 1494870), (3, 996580), (4, 747435), (5, 597948), (6, 498290), (10, 298974), (12, 249145), (13, 229980), (15, 199316), (20, 149487), (26, 114990), (30, 99658), (39, 76660), (52, 57495), (60, 49829), (65, 45996), (78, 38330), (130, 22998), (156, 19165), (195, 15332), (260, 11499), (390, 7666), (780, 3833)]