19099000

素因数分解:

$2^3\times 5^3\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 45489600

約数和(自身を除く): 26390600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 142, 200, 250, 269, 284, 355, 500, 538, 568, 710, 1000, 1076, 1345, 1420, 1775, 2152, 2690, 2840, 3550, 5380, 6725, 7100, 8875, 10760, 13450, 14200, 17750, 19099, 26900, 33625, 35500, 38198, 53800, 67250, 71000, 76396, 95495, 134500, 152792, 190990, 269000, 381980, 477475, 763960, 954950, 1909900, 2387375, 3819800, 4774750, 9549500, 19099000]

約数ペア:

[(1, 19099000), (2, 9549500), (4, 4774750), (5, 3819800), (8, 2387375), (10, 1909900), (20, 954950), (25, 763960), (40, 477475), (50, 381980), (71, 269000), (100, 190990), (125, 152792), (142, 134500), (200, 95495), (250, 76396), (269, 71000), (284, 67250), (355, 53800), (500, 38198), (538, 35500), (568, 33625), (710, 26900), (1000, 19099), (1076, 17750), (1345, 14200), (1420, 13450), (1775, 10760), (2152, 8875), (2690, 7100), (2840, 6725), (3550, 5380)]