9947900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{3209}}^1$

素因数の和:3254

約数の個数: 36

約数和(自身を含む): 22290240

約数和(自身を除く): 12342340

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 3209, 6418, 12836, 16045, 32090, 64180, 80225, 99479, 160450, 198958, 320900, 397916, 497395, 994790, 1989580, 2486975, 4973950, 9947900]

約数ペア:

[(1, 9947900), (2, 4973950), (4, 2486975), (5, 1989580), (10, 994790), (20, 497395), (25, 397916), (31, 320900), (50, 198958), (62, 160450), (100, 99479), (124, 80225), (155, 64180), (310, 32090), (620, 16045), (775, 12836), (1550, 6418), (3100, 3209)]