56889040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2879}}^1$

素因数の和:2924

約数の個数: 80

約数和(自身を含む): 149990400

約数和(自身を除く): 93101360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 2879, 3952, 4940, 5758, 9880, 11516, 14395, 19760, 23032, 28790, 37427, 46064, 54701, 57580, 74854, 109402, 115160, 149708, 187135, 218804, 230320, 273505, 299416, 374270, 437608, 547010, 598832, 711113, 748540, 875216, 1094020, 1422226, 1497080, 2188040, 2844452, 2994160, 3555565, 4376080, 5688904, 7111130, 11377808, 14222260, 28444520, 56889040]

約数ペア:

[(1, 56889040), (2, 28444520), (4, 14222260), (5, 11377808), (8, 7111130), (10, 5688904), (13, 4376080), (16, 3555565), (19, 2994160), (20, 2844452), (26, 2188040), (38, 1497080), (40, 1422226), (52, 1094020), (65, 875216), (76, 748540), (80, 711113), (95, 598832), (104, 547010), (130, 437608), (152, 374270), (190, 299416), (208, 273505), (247, 230320), (260, 218804), (304, 187135), (380, 149708), (494, 115160), (520, 109402), (760, 74854), (988, 57580), (1040, 54701), (1235, 46064), (1520, 37427), (1976, 28790), (2470, 23032), (2879, 19760), (3952, 14395), (4940, 11516), (5758, 9880)]