30664760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109517}}^1$

素因数の和:109535

約数の個数: 32

約数和(自身を含む): 78852960

約数和(自身を除く): 48188200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 109517, 219034, 438068, 547585, 766619, 876136, 1095170, 1533238, 2190340, 3066476, 3833095, 4380680, 6132952, 7666190, 15332380, 30664760]

約数ペア:

[(1, 30664760), (2, 15332380), (4, 7666190), (5, 6132952), (7, 4380680), (8, 3833095), (10, 3066476), (14, 2190340), (20, 1533238), (28, 1095170), (35, 876136), (40, 766619), (56, 547585), (70, 438068), (140, 219034), (280, 109517)]