7315040

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 17463600

約数和(自身を除く): 10148560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 349, 524, 655, 698, 1048, 1310, 1396, 1745, 2096, 2620, 2792, 3490, 4192, 5240, 5584, 6980, 10480, 11168, 13960, 20960, 27920, 45719, 55840, 91438, 182876, 228595, 365752, 457190, 731504, 914380, 1463008, 1828760, 3657520, 7315040]

約数ペア:

[(1, 7315040), (2, 3657520), (4, 1828760), (5, 1463008), (8, 914380), (10, 731504), (16, 457190), (20, 365752), (32, 228595), (40, 182876), (80, 91438), (131, 55840), (160, 45719), (262, 27920), (349, 20960), (524, 13960), (655, 11168), (698, 10480), (1048, 6980), (1310, 5584), (1396, 5240), (1745, 4192), (2096, 3490), (2620, 2792)]