30941800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{2179}}^1$

素因数の和:2266

約数の個数: 48

約数和(自身を含む): 72986400

約数和(自身を除く): 42044600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2179, 2840, 3550, 4358, 7100, 8716, 10895, 14200, 17432, 21790, 43580, 54475, 87160, 108950, 154709, 217900, 309418, 435800, 618836, 773545, 1237672, 1547090, 3094180, 3867725, 6188360, 7735450, 15470900, 30941800]

約数ペア:

[(1, 30941800), (2, 15470900), (4, 7735450), (5, 6188360), (8, 3867725), (10, 3094180), (20, 1547090), (25, 1237672), (40, 773545), (50, 618836), (71, 435800), (100, 309418), (142, 217900), (200, 154709), (284, 108950), (355, 87160), (568, 54475), (710, 43580), (1420, 21790), (1775, 17432), (2179, 14200), (2840, 10895), (3550, 8716), (4358, 7100)]