39811440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5351}}^1$

素因数の和:5398

約数の個数: 80

約数和(自身を含む): 127420416

約数和(自身を除く): 87608976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 5351, 7440, 10702, 16053, 21404, 26755, 32106, 42808, 53510, 64212, 80265, 85616, 107020, 128424, 160530, 165881, 214040, 256848, 321060, 331762, 428080, 497643, 642120, 663524, 829405, 995286, 1284240, 1327048, 1658810, 1990572, 2488215, 2654096, 3317620, 3981144, 4976430, 6635240, 7962288, 9952860, 13270480, 19905720, 39811440]

約数ペア:

[(1, 39811440), (2, 19905720), (3, 13270480), (4, 9952860), (5, 7962288), (6, 6635240), (8, 4976430), (10, 3981144), (12, 3317620), (15, 2654096), (16, 2488215), (20, 1990572), (24, 1658810), (30, 1327048), (31, 1284240), (40, 995286), (48, 829405), (60, 663524), (62, 642120), (80, 497643), (93, 428080), (120, 331762), (124, 321060), (155, 256848), (186, 214040), (240, 165881), (248, 160530), (310, 128424), (372, 107020), (465, 85616), (496, 80265), (620, 64212), (744, 53510), (930, 42808), (1240, 32106), (1488, 26755), (1860, 21404), (2480, 16053), (3720, 10702), (5351, 7440)]