2013920

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:363

約数の個数: 48

約数和(自身を含む): 4889808

約数和(自身を除く): 2875888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 307, 328, 410, 614, 656, 820, 1228, 1312, 1535, 1640, 2456, 3070, 3280, 4912, 6140, 6560, 9824, 12280, 12587, 24560, 25174, 49120, 50348, 62935, 100696, 125870, 201392, 251740, 402784, 503480, 1006960, 2013920]

約数ペア:

[(1, 2013920), (2, 1006960), (4, 503480), (5, 402784), (8, 251740), (10, 201392), (16, 125870), (20, 100696), (32, 62935), (40, 50348), (41, 49120), (80, 25174), (82, 24560), (160, 12587), (164, 12280), (205, 9824), (307, 6560), (328, 6140), (410, 4912), (614, 3280), (656, 3070), (820, 2456), (1228, 1640), (1312, 1535)]