2608890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 6912000

約数和(自身を除く): 4303110

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 69, 95, 114, 115, 138, 190, 199, 230, 285, 345, 398, 437, 570, 597, 690, 874, 995, 1194, 1311, 1990, 2185, 2622, 2985, 3781, 4370, 4577, 5970, 6555, 7562, 9154, 11343, 13110, 13731, 18905, 22686, 22885, 27462, 37810, 45770, 56715, 68655, 86963, 113430, 137310, 173926, 260889, 434815, 521778, 869630, 1304445, 2608890]

約数ペア:

[(1, 2608890), (2, 1304445), (3, 869630), (5, 521778), (6, 434815), (10, 260889), (15, 173926), (19, 137310), (23, 113430), (30, 86963), (38, 68655), (46, 56715), (57, 45770), (69, 37810), (95, 27462), (114, 22885), (115, 22686), (138, 18905), (190, 13731), (199, 13110), (230, 11343), (285, 9154), (345, 7562), (398, 6555), (437, 5970), (570, 4577), (597, 4370), (690, 3781), (874, 2985), (995, 2622), (1194, 2185), (1311, 1990)]