2028095900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{256721}}^1$

素因数の和:256814

約数の個数: 36

約数和(自身を含む): 4456693920

約数和(自身を除く): 2428598020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 3950, 7900, 256721, 513442, 1026884, 1283605, 2567210, 5134420, 6418025, 12836050, 20280959, 25672100, 40561918, 81123836, 101404795, 202809590, 405619180, 507023975, 1014047950, 2028095900]

約数ペア:

[(1, 2028095900), (2, 1014047950), (4, 507023975), (5, 405619180), (10, 202809590), (20, 101404795), (25, 81123836), (50, 40561918), (79, 25672100), (100, 20280959), (158, 12836050), (316, 6418025), (395, 5134420), (790, 2567210), (1580, 1283605), (1975, 1026884), (3950, 513442), (7900, 256721)]