7422520

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{541}}^1$

素因数の和:573

約数の個数: 64

約数和(自身を含む): 19512000

約数和(自身を除く): 12089480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 541, 686, 980, 1082, 1372, 1715, 1960, 2164, 2705, 2744, 3430, 3787, 4328, 5410, 6860, 7574, 10820, 13720, 15148, 18935, 21640, 26509, 30296, 37870, 53018, 75740, 106036, 132545, 151480, 185563, 212072, 265090, 371126, 530180, 742252, 927815, 1060360, 1484504, 1855630, 3711260, 7422520]

約数ペア:

[(1, 7422520), (2, 3711260), (4, 1855630), (5, 1484504), (7, 1060360), (8, 927815), (10, 742252), (14, 530180), (20, 371126), (28, 265090), (35, 212072), (40, 185563), (49, 151480), (56, 132545), (70, 106036), (98, 75740), (140, 53018), (196, 37870), (245, 30296), (280, 26509), (343, 21640), (392, 18935), (490, 15148), (541, 13720), (686, 10820), (980, 7574), (1082, 6860), (1372, 5410), (1715, 4328), (1960, 3787), (2164, 3430), (2705, 2744)]