54238270

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 99740160

約数和(自身を除く): 45501890

約数列:

[1, 2, 5, 10, 73, 146, 191, 365, 382, 389, 730, 778, 955, 1910, 1945, 3890, 13943, 27886, 28397, 56794, 69715, 74299, 139430, 141985, 148598, 283970, 371495, 742990, 5423827, 10847654, 27119135, 54238270]

約数ペア:

[(1, 54238270), (2, 27119135), (5, 10847654), (10, 5423827), (73, 742990), (146, 371495), (191, 283970), (365, 148598), (382, 141985), (389, 139430), (730, 74299), (778, 69715), (955, 56794), (1910, 28397), (1945, 27886), (3890, 13943)]