135968980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{971207}}^1$

素因数の和:971223

約数の個数: 24

約数和(自身を含む): 326325888

約数和(自身を除く): 190356908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 971207, 1942414, 3884828, 4856035, 6798449, 9712070, 13596898, 19424140, 27193796, 33992245, 67984490, 135968980]

約数ペア:

[(1, 135968980), (2, 67984490), (4, 33992245), (5, 27193796), (7, 19424140), (10, 13596898), (14, 9712070), (20, 6798449), (28, 4856035), (35, 3884828), (70, 1942414), (140, 971207)]