312428360

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{13679}}^1$

素因数の和:14261

約数の個数: 32

約数和(自身を含む): 704246400

約数和(自身を除く): 391818040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 4568, 5710, 11420, 13679, 22840, 27358, 54716, 68395, 109432, 136790, 273580, 547160, 7810709, 15621418, 31242836, 39053545, 62485672, 78107090, 156214180, 312428360]

約数ペア:

[(1, 312428360), (2, 156214180), (4, 78107090), (5, 62485672), (8, 39053545), (10, 31242836), (20, 15621418), (40, 7810709), (571, 547160), (1142, 273580), (2284, 136790), (2855, 109432), (4568, 68395), (5710, 54716), (11420, 27358), (13679, 22840)]