242577980

素因数分解:

$2^2\times 5^1\times {\mathrm{1201}}^1\times {\mathrm{10099}}^1$

素因数の和:11309

約数の個数: 24

約数和(自身を含む): 509888400

約数和(自身を除く): 267310420

約数列:

[1, 2, 4, 5, 10, 20, 1201, 2402, 4804, 6005, 10099, 12010, 20198, 24020, 40396, 50495, 100990, 201980, 12128899, 24257798, 48515596, 60644495, 121288990, 242577980]

約数ペア:

[(1, 242577980), (2, 121288990), (4, 60644495), (5, 48515596), (10, 24257798), (20, 12128899), (1201, 201980), (2402, 100990), (4804, 50495), (6005, 40396), (10099, 24020), (12010, 20198)]