213048820

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{44201}}^1$

素因数の和:44451

約数の個数: 24

約数和(自身を含む): 449269128

約数和(自身を除く): 236220308

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 44201, 88402, 176804, 221005, 442010, 884020, 10652441, 21304882, 42609764, 53262205, 106524410, 213048820]

約数ペア:

[(1, 213048820), (2, 106524410), (4, 53262205), (5, 42609764), (10, 21304882), (20, 10652441), (241, 884020), (482, 442010), (964, 221005), (1205, 176804), (2410, 88402), (4820, 44201)]