56506520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{201809}}^1$

素因数の和:201827

約数の個数: 32

約数和(自身を含む): 145303200

約数和(自身を除く): 88796680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 201809, 403618, 807236, 1009045, 1412663, 1614472, 2018090, 2825326, 4036180, 5650652, 7063315, 8072360, 11301304, 14126630, 28253260, 56506520]

約数ペア:

[(1, 56506520), (2, 28253260), (4, 14126630), (5, 11301304), (7, 8072360), (8, 7063315), (10, 5650652), (14, 4036180), (20, 2825326), (28, 2018090), (35, 1614472), (40, 1412663), (56, 1009045), (70, 807236), (140, 403618), (280, 201809)]