28687670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:110

約数の個数: 96

約数和(自身を含む): 64501920

約数和(自身を除く): 35814250

約数列:

[1, 2, 5, 10, 11, 17, 22, 23, 29, 34, 46, 55, 58, 85, 110, 115, 145, 170, 187, 230, 253, 290, 319, 374, 391, 493, 506, 529, 638, 667, 782, 935, 986, 1058, 1265, 1334, 1595, 1870, 1955, 2465, 2530, 2645, 3190, 3335, 3910, 4301, 4930, 5290, 5423, 5819, 6670, 7337, 8602, 8993, 10846, 11339, 11638, 14674, 15341, 17986, 21505, 22678, 27115, 29095, 30682, 36685, 43010, 44965, 54230, 56695, 58190, 73370, 76705, 89930, 98923, 113390, 124729, 153410, 168751, 197846, 249458, 260797, 337502, 494615, 521594, 623645, 843755, 989230, 1247290, 1303985, 1687510, 2607970, 2868767, 5737534, 14343835, 28687670]

約数ペア:

[(1, 28687670), (2, 14343835), (5, 5737534), (10, 2868767), (11, 2607970), (17, 1687510), (22, 1303985), (23, 1247290), (29, 989230), (34, 843755), (46, 623645), (55, 521594), (58, 494615), (85, 337502), (110, 260797), (115, 249458), (145, 197846), (170, 168751), (187, 153410), (230, 124729), (253, 113390), (290, 98923), (319, 89930), (374, 76705), (391, 73370), (493, 58190), (506, 56695), (529, 54230), (638, 44965), (667, 43010), (782, 36685), (935, 30682), (986, 29095), (1058, 27115), (1265, 22678), (1334, 21505), (1595, 17986), (1870, 15341), (1955, 14674), (2465, 11638), (2530, 11339), (2645, 10846), (3190, 8993), (3335, 8602), (3910, 7337), (4301, 6670), (4930, 5819), (5290, 5423)]