31349230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12391}}^1$

素因数の和:12432

約数の個数: 32

約数和(自身を含む): 64240128

約数和(自身を除く): 32890898

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 12391, 24782, 61955, 123910, 136301, 272602, 284993, 569986, 681505, 1363010, 1424965, 2849930, 3134923, 6269846, 15674615, 31349230]

約数ペア:

[(1, 31349230), (2, 15674615), (5, 6269846), (10, 3134923), (11, 2849930), (22, 1424965), (23, 1363010), (46, 681505), (55, 569986), (110, 284993), (115, 272602), (230, 136301), (253, 123910), (506, 61955), (1265, 24782), (2530, 12391)]