28404464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{811}}^1$

素因数の和:1029

約数の個数: 40

約数和(自身を含む): 60412800

約数和(自身を除く): 32008336

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 199, 398, 796, 811, 1592, 1622, 2189, 3184, 3244, 4378, 6488, 8756, 8921, 12976, 17512, 17842, 35024, 35684, 71368, 142736, 161389, 322778, 645556, 1291112, 1775279, 2582224, 3550558, 7101116, 14202232, 28404464]

約数ペア:

[(1, 28404464), (2, 14202232), (4, 7101116), (8, 3550558), (11, 2582224), (16, 1775279), (22, 1291112), (44, 645556), (88, 322778), (176, 161389), (199, 142736), (398, 71368), (796, 35684), (811, 35024), (1592, 17842), (1622, 17512), (2189, 12976), (3184, 8921), (3244, 8756), (4378, 6488)]