2596620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3329}}^1$

素因数の和:3354

約数の個数: 48

約数和(自身を含む): 7832160

約数和(自身を除く): 5235540

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, 3329, 6658, 9987, 13316, 16645, 19974, 33290, 39948, 43277, 49935, 66580, 86554, 99870, 129831, 173108, 199740, 216385, 259662, 432770, 519324, 649155, 865540, 1298310, 2596620]

約数ペア:

[(1, 2596620), (2, 1298310), (3, 865540), (4, 649155), (5, 519324), (6, 432770), (10, 259662), (12, 216385), (13, 199740), (15, 173108), (20, 129831), (26, 99870), (30, 86554), (39, 66580), (52, 49935), (60, 43277), (65, 39948), (78, 33290), (130, 19974), (156, 16645), (195, 13316), (260, 9987), (390, 6658), (780, 3329)]