121162520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{28309}}^1$

素因数の和:28427

約数の個数: 32

約数和(自身を含む): 275173200

約数和(自身を除く): 154010680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 28309, 56618, 113236, 141545, 226472, 283090, 566180, 1132360, 3029063, 6058126, 12116252, 15145315, 24232504, 30290630, 60581260, 121162520]

約数ペア:

[(1, 121162520), (2, 60581260), (4, 30290630), (5, 24232504), (8, 15145315), (10, 12116252), (20, 6058126), (40, 3029063), (107, 1132360), (214, 566180), (428, 283090), (535, 226472), (856, 141545), (1070, 113236), (2140, 56618), (4280, 28309)]