15558620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10103}}^1$

素因数の和:10130

約数の個数: 48

約数和(自身を含む): 40739328

約数和(自身を除く): 25180708

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 10103, 20206, 40412, 50515, 70721, 101030, 111133, 141442, 202060, 222266, 282884, 353605, 444532, 555665, 707210, 777931, 1111330, 1414420, 1555862, 2222660, 3111724, 3889655, 7779310, 15558620]

約数ペア:

[(1, 15558620), (2, 7779310), (4, 3889655), (5, 3111724), (7, 2222660), (10, 1555862), (11, 1414420), (14, 1111330), (20, 777931), (22, 707210), (28, 555665), (35, 444532), (44, 353605), (55, 282884), (70, 222266), (77, 202060), (110, 141442), (140, 111133), (154, 101030), (220, 70721), (308, 50515), (385, 40412), (770, 20206), (1540, 10103)]