489316620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{627329}}^1$

素因数の和:627354

約数の個数: 48

約数和(自身を含む): 1475480160

約数和(自身を除く): 986163540

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, 627329, 1254658, 1881987, 2509316, 3136645, 3763974, 6273290, 7527948, 8155277, 9409935, 12546580, 16310554, 18819870, 24465831, 32621108, 37639740, 40776385, 48931662, 81552770, 97863324, 122329155, 163105540, 244658310, 489316620]

約数ペア:

[(1, 489316620), (2, 244658310), (3, 163105540), (4, 122329155), (5, 97863324), (6, 81552770), (10, 48931662), (12, 40776385), (13, 37639740), (15, 32621108), (20, 24465831), (26, 18819870), (30, 16310554), (39, 12546580), (52, 9409935), (60, 8155277), (65, 7527948), (78, 6273290), (130, 3763974), (156, 3136645), (195, 2509316), (260, 1881987), (390, 1254658), (780, 627329)]