21884960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1$

素因数の和:370

約数の個数: 96

約数和(自身を含む): 56972160

約数和(自身を除く): 35087200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 76, 80, 92, 95, 115, 152, 160, 184, 190, 230, 304, 313, 368, 380, 437, 460, 608, 626, 736, 760, 874, 920, 1252, 1520, 1565, 1748, 1840, 2185, 2504, 3040, 3130, 3496, 3680, 4370, 5008, 5947, 6260, 6992, 7199, 8740, 10016, 11894, 12520, 13984, 14398, 17480, 23788, 25040, 28796, 29735, 34960, 35995, 47576, 50080, 57592, 59470, 69920, 71990, 95152, 115184, 118940, 136781, 143980, 190304, 230368, 237880, 273562, 287960, 475760, 547124, 575920, 683905, 951520, 1094248, 1151840, 1367810, 2188496, 2735620, 4376992, 5471240, 10942480, 21884960]

約数ペア:

[(1, 21884960), (2, 10942480), (4, 5471240), (5, 4376992), (8, 2735620), (10, 2188496), (16, 1367810), (19, 1151840), (20, 1094248), (23, 951520), (32, 683905), (38, 575920), (40, 547124), (46, 475760), (76, 287960), (80, 273562), (92, 237880), (95, 230368), (115, 190304), (152, 143980), (160, 136781), (184, 118940), (190, 115184), (230, 95152), (304, 71990), (313, 69920), (368, 59470), (380, 57592), (437, 50080), (460, 47576), (608, 35995), (626, 34960), (736, 29735), (760, 28796), (874, 25040), (920, 23788), (1252, 17480), (1520, 14398), (1565, 13984), (1748, 12520), (1840, 11894), (2185, 10016), (2504, 8740), (3040, 7199), (3130, 6992), (3496, 6260), (3680, 5947), (4370, 5008)]