7071920

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{811}}^1$

素因数の和:933

約数の個数: 40

約数和(自身を含む): 16613520

約数和(自身を除く): 9541600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 811, 872, 1090, 1622, 1744, 2180, 3244, 4055, 4360, 6488, 8110, 8720, 12976, 16220, 32440, 64880, 88399, 176798, 353596, 441995, 707192, 883990, 1414384, 1767980, 3535960, 7071920]

約数ペア:

[(1, 7071920), (2, 3535960), (4, 1767980), (5, 1414384), (8, 883990), (10, 707192), (16, 441995), (20, 353596), (40, 176798), (80, 88399), (109, 64880), (218, 32440), (436, 16220), (545, 12976), (811, 8720), (872, 8110), (1090, 6488), (1622, 4360), (1744, 4055), (2180, 3244)]