7982720

素因数分解:

$2^7\times 5^1\times {\mathrm{12473}}^1$

素因数の和:12492

約数の個数: 32

約数和(自身を含む): 19085220

約数和(自身を除く): 11102500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 12473, 24946, 49892, 62365, 99784, 124730, 199568, 249460, 399136, 498920, 798272, 997840, 1596544, 1995680, 3991360, 7982720]

約数ペア:

[(1, 7982720), (2, 3991360), (4, 1995680), (5, 1596544), (8, 997840), (10, 798272), (16, 498920), (20, 399136), (32, 249460), (40, 199568), (64, 124730), (80, 99784), (128, 62365), (160, 49892), (320, 24946), (640, 12473)]