842045900

素因数分解:

$2^2\times 5^2\times {\mathrm{439}}^1\times {\mathrm{19181}}^1$

素因数の和:19634

約数の個数: 36

約数和(自身を含む): 1831497360

約数和(自身を除く): 989451460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 439, 878, 1756, 2195, 4390, 8780, 10975, 19181, 21950, 38362, 43900, 76724, 95905, 191810, 383620, 479525, 959050, 1918100, 8420459, 16840918, 33681836, 42102295, 84204590, 168409180, 210511475, 421022950, 842045900]

約数ペア:

[(1, 842045900), (2, 421022950), (4, 210511475), (5, 168409180), (10, 84204590), (20, 42102295), (25, 33681836), (50, 16840918), (100, 8420459), (439, 1918100), (878, 959050), (1756, 479525), (2195, 383620), (4390, 191810), (8780, 95905), (10975, 76724), (19181, 43900), (21950, 38362)]