7666620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9829}}^1$

素因数の和:9854

約数の個数: 48

約数和(自身を含む): 23120160

約数和(自身を除く): 15453540

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, 9829, 19658, 29487, 39316, 49145, 58974, 98290, 117948, 127777, 147435, 196580, 255554, 294870, 383331, 511108, 589740, 638885, 766662, 1277770, 1533324, 1916655, 2555540, 3833310, 7666620]

約数ペア:

[(1, 7666620), (2, 3833310), (3, 2555540), (4, 1916655), (5, 1533324), (6, 1277770), (10, 766662), (12, 638885), (13, 589740), (15, 511108), (20, 383331), (26, 294870), (30, 255554), (39, 196580), (52, 147435), (60, 127777), (65, 117948), (78, 98290), (130, 58974), (156, 49145), (195, 39316), (260, 29487), (390, 19658), (780, 9829)]