2845480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 7257600

約数和(自身を除く): 4412120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 223, 232, 290, 319, 440, 446, 580, 638, 892, 1115, 1160, 1276, 1595, 1784, 2230, 2453, 2552, 3190, 4460, 4906, 6380, 6467, 8920, 9812, 12265, 12760, 12934, 19624, 24530, 25868, 32335, 49060, 51736, 64670, 71137, 98120, 129340, 142274, 258680, 284548, 355685, 569096, 711370, 1422740, 2845480]

約数ペア:

[(1, 2845480), (2, 1422740), (4, 711370), (5, 569096), (8, 355685), (10, 284548), (11, 258680), (20, 142274), (22, 129340), (29, 98120), (40, 71137), (44, 64670), (55, 51736), (58, 49060), (88, 32335), (110, 25868), (116, 24530), (145, 19624), (220, 12934), (223, 12760), (232, 12265), (290, 9812), (319, 8920), (440, 6467), (446, 6380), (580, 4906), (638, 4460), (892, 3190), (1115, 2552), (1160, 2453), (1276, 2230), (1595, 1784)]