1640490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 3974400

約数和(自身を除く): 2333910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 149, 298, 367, 447, 734, 745, 894, 1101, 1490, 1835, 2202, 2235, 3670, 4470, 5505, 11010, 54683, 109366, 164049, 273415, 328098, 546830, 820245, 1640490]

約数ペア:

[(1, 1640490), (2, 820245), (3, 546830), (5, 328098), (6, 273415), (10, 164049), (15, 109366), (30, 54683), (149, 11010), (298, 5505), (367, 4470), (447, 3670), (734, 2235), (745, 2202), (894, 1835), (1101, 1490)]