45388040

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2311}}^1$

素因数の和:2813

約数の個数: 32

約数和(自身を含む): 102375360

約数和(自身を除く): 56987320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2311, 2455, 3928, 4622, 4910, 9244, 9820, 11555, 18488, 19640, 23110, 46220, 92440, 1134701, 2269402, 4538804, 5673505, 9077608, 11347010, 22694020, 45388040]

約数ペア:

[(1, 45388040), (2, 22694020), (4, 11347010), (5, 9077608), (8, 5673505), (10, 4538804), (20, 2269402), (40, 1134701), (491, 92440), (982, 46220), (1964, 23110), (2311, 19640), (2455, 18488), (3928, 11555), (4622, 9820), (4910, 9244)]