29989040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^2\times {\mathrm{223}}^1$

素因数の和:318

約数の個数: 60

約数和(自身を含む): 71787072

約数和(自身を除く): 41798032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 223, 328, 410, 446, 656, 820, 892, 1115, 1640, 1681, 1784, 2230, 3280, 3362, 3568, 4460, 6724, 8405, 8920, 9143, 13448, 16810, 17840, 18286, 26896, 33620, 36572, 45715, 67240, 73144, 91430, 134480, 146288, 182860, 365720, 374863, 731440, 749726, 1499452, 1874315, 2998904, 3748630, 5997808, 7497260, 14994520, 29989040]

約数ペア:

[(1, 29989040), (2, 14994520), (4, 7497260), (5, 5997808), (8, 3748630), (10, 2998904), (16, 1874315), (20, 1499452), (40, 749726), (41, 731440), (80, 374863), (82, 365720), (164, 182860), (205, 146288), (223, 134480), (328, 91430), (410, 73144), (446, 67240), (656, 45715), (820, 36572), (892, 33620), (1115, 26896), (1640, 18286), (1681, 17840), (1784, 16810), (2230, 13448), (3280, 9143), (3362, 8920), (3568, 8405), (4460, 6724)]