20151230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6317}}^1$

素因数の和:6364

約数の個数: 32

約数和(自身を含む): 40940640

約数和(自身を除く): 20789410

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 6317, 12634, 31585, 63170, 69487, 138974, 183193, 347435, 366386, 694870, 915965, 1831930, 2015123, 4030246, 10075615, 20151230]

約数ペア:

[(1, 20151230), (2, 10075615), (5, 4030246), (10, 2015123), (11, 1831930), (22, 915965), (29, 694870), (55, 366386), (58, 347435), (110, 183193), (145, 138974), (290, 69487), (319, 63170), (638, 31585), (1595, 12634), (3190, 6317)]