2016398360

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{79889}}^1$

素因数の和:80531

約数の個数: 32

約数和(自身を含む): 4544143200

約数和(自身を除く): 2527744840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 3155, 5048, 6310, 12620, 25240, 79889, 159778, 319556, 399445, 639112, 798890, 1597780, 3195560, 50409959, 100819918, 201639836, 252049795, 403279672, 504099590, 1008199180, 2016398360]

約数ペア:

[(1, 2016398360), (2, 1008199180), (4, 504099590), (5, 403279672), (8, 252049795), (10, 201639836), (20, 100819918), (40, 50409959), (631, 3195560), (1262, 1597780), (2524, 798890), (3155, 639112), (5048, 399445), (6310, 319556), (12620, 159778), (25240, 79889)]