1243480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4441}}^1$

素因数の和:4459

約数の個数: 32

約数和(自身を含む): 3198240

約数和(自身を除く): 1954760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4441, 8882, 17764, 22205, 31087, 35528, 44410, 62174, 88820, 124348, 155435, 177640, 248696, 310870, 621740, 1243480]

約数ペア:

[(1, 1243480), (2, 621740), (4, 310870), (5, 248696), (7, 177640), (8, 155435), (10, 124348), (14, 88820), (20, 62174), (28, 44410), (35, 35528), (40, 31087), (56, 22205), (70, 17764), (140, 8882), (280, 4441)]