42037520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{277}}^1$

素因数の和:568

約数の個数: 80

約数和(自身を含む): 112516608

約数和(自身を除く): 70479088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 271, 277, 280, 542, 554, 560, 1084, 1108, 1355, 1385, 1897, 1939, 2168, 2216, 2710, 2770, 3794, 3878, 4336, 4432, 5420, 5540, 7588, 7756, 9485, 9695, 10840, 11080, 15176, 15512, 18970, 19390, 21680, 22160, 30352, 31024, 37940, 38780, 75067, 75880, 77560, 150134, 151760, 155120, 300268, 375335, 525469, 600536, 750670, 1050938, 1201072, 1501340, 2101876, 2627345, 3002680, 4203752, 5254690, 6005360, 8407504, 10509380, 21018760, 42037520]

約数ペア:

[(1, 42037520), (2, 21018760), (4, 10509380), (5, 8407504), (7, 6005360), (8, 5254690), (10, 4203752), (14, 3002680), (16, 2627345), (20, 2101876), (28, 1501340), (35, 1201072), (40, 1050938), (56, 750670), (70, 600536), (80, 525469), (112, 375335), (140, 300268), (271, 155120), (277, 151760), (280, 150134), (542, 77560), (554, 75880), (560, 75067), (1084, 38780), (1108, 37940), (1355, 31024), (1385, 30352), (1897, 22160), (1939, 21680), (2168, 19390), (2216, 18970), (2710, 15512), (2770, 15176), (3794, 11080), (3878, 10840), (4336, 9695), (4432, 9485), (5420, 7756), (5540, 7588)]