13348780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 29240064

約数和(自身を除く): 15891284

約数列:

[1, 2, 4, 5, 10, 20, 41, 73, 82, 146, 164, 205, 223, 292, 365, 410, 446, 730, 820, 892, 1115, 1460, 2230, 2993, 4460, 5986, 9143, 11972, 14965, 16279, 18286, 29930, 32558, 36572, 45715, 59860, 65116, 81395, 91430, 162790, 182860, 325580, 667439, 1334878, 2669756, 3337195, 6674390, 13348780]

約数ペア:

[(1, 13348780), (2, 6674390), (4, 3337195), (5, 2669756), (10, 1334878), (20, 667439), (41, 325580), (73, 182860), (82, 162790), (146, 91430), (164, 81395), (205, 65116), (223, 59860), (292, 45715), (365, 36572), (410, 32558), (446, 29930), (730, 18286), (820, 16279), (892, 14965), (1115, 11972), (1460, 9143), (2230, 5986), (2993, 4460)]