7150220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4643}}^1$

素因数の和:4670

約数の個数: 48

約数和(自身を含む): 18724608

約数和(自身を除く): 11574388

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 4643, 9286, 18572, 23215, 32501, 46430, 51073, 65002, 92860, 102146, 130004, 162505, 204292, 255365, 325010, 357511, 510730, 650020, 715022, 1021460, 1430044, 1787555, 3575110, 7150220]

約数ペア:

[(1, 7150220), (2, 3575110), (4, 1787555), (5, 1430044), (7, 1021460), (10, 715022), (11, 650020), (14, 510730), (20, 357511), (22, 325010), (28, 255365), (35, 204292), (44, 162505), (55, 130004), (70, 102146), (77, 92860), (110, 65002), (140, 51073), (154, 46430), (220, 32501), (308, 23215), (385, 18572), (770, 9286), (1540, 4643)]