28007672

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2393}}^1$

素因数の和:2436

約数の個数: 64

約数和(自身を含む): 68947200

約数和(自身を除く): 40939528

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 266, 308, 418, 532, 616, 836, 1064, 1463, 1672, 2393, 2926, 4786, 5852, 9572, 11704, 16751, 19144, 26323, 33502, 45467, 52646, 67004, 90934, 105292, 134008, 181868, 184261, 210584, 318269, 363736, 368522, 500137, 636538, 737044, 1000274, 1273076, 1474088, 2000548, 2546152, 3500959, 4001096, 7001918, 14003836, 28007672]

約数ペア:

[(1, 28007672), (2, 14003836), (4, 7001918), (7, 4001096), (8, 3500959), (11, 2546152), (14, 2000548), (19, 1474088), (22, 1273076), (28, 1000274), (38, 737044), (44, 636538), (56, 500137), (76, 368522), (77, 363736), (88, 318269), (133, 210584), (152, 184261), (154, 181868), (209, 134008), (266, 105292), (308, 90934), (418, 67004), (532, 52646), (616, 45467), (836, 33502), (1064, 26323), (1463, 19144), (1672, 16751), (2393, 11704), (2926, 9572), (4786, 5852)]