31939270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2819}}^1$

素因数の和:2940

約数の個数: 32

約数和(自身を含む): 63348480

約数和(自身を除く): 31409210

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 206, 515, 1030, 1133, 2266, 2819, 5638, 5665, 11330, 14095, 28190, 31009, 62018, 155045, 290357, 310090, 580714, 1451785, 2903570, 3193927, 6387854, 15969635, 31939270]

約数ペア:

[(1, 31939270), (2, 15969635), (5, 6387854), (10, 3193927), (11, 2903570), (22, 1451785), (55, 580714), (103, 310090), (110, 290357), (206, 155045), (515, 62018), (1030, 31009), (1133, 28190), (2266, 14095), (2819, 11330), (5638, 5665)]