8036920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 19595520

約数和(自身を除く): 11558600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 223, 265, 340, 424, 446, 530, 680, 892, 901, 1060, 1115, 1784, 1802, 2120, 2230, 3604, 3791, 4460, 4505, 7208, 7582, 8920, 9010, 11819, 15164, 18020, 18955, 23638, 30328, 36040, 37910, 47276, 59095, 75820, 94552, 118190, 151640, 200923, 236380, 401846, 472760, 803692, 1004615, 1607384, 2009230, 4018460, 8036920]

約数ペア:

[(1, 8036920), (2, 4018460), (4, 2009230), (5, 1607384), (8, 1004615), (10, 803692), (17, 472760), (20, 401846), (34, 236380), (40, 200923), (53, 151640), (68, 118190), (85, 94552), (106, 75820), (136, 59095), (170, 47276), (212, 37910), (223, 36040), (265, 30328), (340, 23638), (424, 18955), (446, 18020), (530, 15164), (680, 11819), (892, 9010), (901, 8920), (1060, 7582), (1115, 7208), (1784, 4505), (1802, 4460), (2120, 3791), (2230, 3604)]