28183840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 96

約数和(自身を含む): 71608320

約数和(自身を除く): 43424480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 73, 76, 80, 95, 127, 146, 152, 160, 190, 254, 292, 304, 365, 380, 508, 584, 608, 635, 730, 760, 1016, 1168, 1270, 1387, 1460, 1520, 2032, 2336, 2413, 2540, 2774, 2920, 3040, 4064, 4826, 5080, 5548, 5840, 6935, 9271, 9652, 10160, 11096, 11680, 12065, 13870, 18542, 19304, 20320, 22192, 24130, 27740, 37084, 38608, 44384, 46355, 48260, 55480, 74168, 77216, 92710, 96520, 110960, 148336, 176149, 185420, 193040, 221920, 296672, 352298, 370840, 386080, 704596, 741680, 880745, 1409192, 1483360, 1761490, 2818384, 3522980, 5636768, 7045960, 14091920, 28183840]

約数ペア:

[(1, 28183840), (2, 14091920), (4, 7045960), (5, 5636768), (8, 3522980), (10, 2818384), (16, 1761490), (19, 1483360), (20, 1409192), (32, 880745), (38, 741680), (40, 704596), (73, 386080), (76, 370840), (80, 352298), (95, 296672), (127, 221920), (146, 193040), (152, 185420), (160, 176149), (190, 148336), (254, 110960), (292, 96520), (304, 92710), (365, 77216), (380, 74168), (508, 55480), (584, 48260), (608, 46355), (635, 44384), (730, 38608), (760, 37084), (1016, 27740), (1168, 24130), (1270, 22192), (1387, 20320), (1460, 19304), (1520, 18542), (2032, 13870), (2336, 12065), (2413, 11680), (2540, 11096), (2774, 10160), (2920, 9652), (3040, 9271), (4064, 6935), (4826, 5840), (5080, 5548)]