3122970440

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{123731}}^1$

素因数の和:124373

約数の個数: 32

約数和(自身を含む): 7037876160

約数和(自身を除く): 3914905720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 3155, 5048, 6310, 12620, 25240, 123731, 247462, 494924, 618655, 989848, 1237310, 2474620, 4949240, 78074261, 156148522, 312297044, 390371305, 624594088, 780742610, 1561485220, 3122970440]

約数ペア:

[(1, 3122970440), (2, 1561485220), (4, 780742610), (5, 624594088), (8, 390371305), (10, 312297044), (20, 156148522), (40, 78074261), (631, 4949240), (1262, 2474620), (2524, 1237310), (3155, 989848), (5048, 618655), (6310, 494924), (12620, 247462), (25240, 123731)]