2741480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9791}}^1$

素因数の和:9809

約数の個数: 32

約数和(自身を含む): 7050240

約数和(自身を除く): 4308760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9791, 19582, 39164, 48955, 68537, 78328, 97910, 137074, 195820, 274148, 342685, 391640, 548296, 685370, 1370740, 2741480]

約数ペア:

[(1, 2741480), (2, 1370740), (4, 685370), (5, 548296), (7, 391640), (8, 342685), (10, 274148), (14, 195820), (20, 137074), (28, 97910), (35, 78328), (40, 68537), (56, 48955), (70, 39164), (140, 19582), (280, 9791)]