8955680

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 21337344

約数和(自身を除く): 12381664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 251, 446, 502, 892, 1004, 1115, 1255, 1784, 2008, 2230, 2510, 3568, 4016, 4460, 5020, 7136, 8032, 8920, 10040, 17840, 20080, 35680, 40160, 55973, 111946, 223892, 279865, 447784, 559730, 895568, 1119460, 1791136, 2238920, 4477840, 8955680]

約数ペア:

[(1, 8955680), (2, 4477840), (4, 2238920), (5, 1791136), (8, 1119460), (10, 895568), (16, 559730), (20, 447784), (32, 279865), (40, 223892), (80, 111946), (160, 55973), (223, 40160), (251, 35680), (446, 20080), (502, 17840), (892, 10040), (1004, 8920), (1115, 8032), (1255, 7136), (1784, 5020), (2008, 4460), (2230, 4016), (2510, 3568)]