28936490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 60341760

約数和(自身を除く): 31405270

約数列:

[1, 2, 5, 10, 11, 22, 29, 47, 55, 58, 94, 110, 145, 193, 235, 290, 319, 386, 470, 517, 638, 965, 1034, 1363, 1595, 1930, 2123, 2585, 2726, 3190, 4246, 5170, 5597, 6815, 9071, 10615, 11194, 13630, 14993, 18142, 21230, 27985, 29986, 45355, 55970, 61567, 74965, 90710, 99781, 123134, 149930, 199562, 263059, 307835, 498905, 526118, 615670, 997810, 1315295, 2630590, 2893649, 5787298, 14468245, 28936490]

約数ペア:

[(1, 28936490), (2, 14468245), (5, 5787298), (10, 2893649), (11, 2630590), (22, 1315295), (29, 997810), (47, 615670), (55, 526118), (58, 498905), (94, 307835), (110, 263059), (145, 199562), (193, 149930), (235, 123134), (290, 99781), (319, 90710), (386, 74965), (470, 61567), (517, 55970), (638, 45355), (965, 29986), (1034, 27985), (1363, 21230), (1595, 18142), (1930, 14993), (2123, 13630), (2585, 11194), (2726, 10615), (3190, 9071), (4246, 6815), (5170, 5597)]