8006480

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2441}}^1$

素因数の和:2495

約数の個数: 40

約数和(自身を含む): 19076904

約数和(自身を除く): 11070424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 2441, 3280, 4882, 9764, 12205, 19528, 24410, 39056, 48820, 97640, 100081, 195280, 200162, 400324, 500405, 800648, 1000810, 1601296, 2001620, 4003240, 8006480]

約数ペア:

[(1, 8006480), (2, 4003240), (4, 2001620), (5, 1601296), (8, 1000810), (10, 800648), (16, 500405), (20, 400324), (40, 200162), (41, 195280), (80, 100081), (82, 97640), (164, 48820), (205, 39056), (328, 24410), (410, 19528), (656, 12205), (820, 9764), (1640, 4882), (2441, 3280)]