20036689900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2822069}}^1$

素因数の和:2822154

約数の個数: 36

約数和(自身を含む): 44092021680

約数和(自身を除く): 24055331780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 2822069, 5644138, 11288276, 14110345, 28220690, 56441380, 70551725, 141103450, 200366899, 282206900, 400733798, 801467596, 1001834495, 2003668990, 4007337980, 5009172475, 10018344950, 20036689900]

約数ペア:

[(1, 20036689900), (2, 10018344950), (4, 5009172475), (5, 4007337980), (10, 2003668990), (20, 1001834495), (25, 801467596), (50, 400733798), (71, 282206900), (100, 200366899), (142, 141103450), (284, 70551725), (355, 56441380), (710, 28220690), (1420, 14110345), (1775, 11288276), (3550, 5644138), (7100, 2822069)]