2013457990

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{30707}}^1$

素因数の和:30876

約数の個数: 32

約数和(自身を含む): 3714439680

約数和(自身を除く): 1700981690

約数列:

[1, 2, 5, 10, 79, 83, 158, 166, 395, 415, 790, 830, 6557, 13114, 30707, 32785, 61414, 65570, 153535, 307070, 2425853, 2548681, 4851706, 5097362, 12129265, 12743405, 24258530, 25486810, 201345799, 402691598, 1006728995, 2013457990]

約数ペア:

[(1, 2013457990), (2, 1006728995), (5, 402691598), (10, 201345799), (79, 25486810), (83, 24258530), (158, 12743405), (166, 12129265), (395, 5097362), (415, 4851706), (790, 2548681), (830, 2425853), (6557, 307070), (13114, 153535), (30707, 65570), (32785, 61414)]