122780090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4649}}^1$

素因数の和:4814

約数の個数: 32

約数和(自身を含む): 234360000

約数和(自身を除く): 111579910

約数列:

[1, 2, 5, 10, 19, 38, 95, 139, 190, 278, 695, 1390, 2641, 4649, 5282, 9298, 13205, 23245, 26410, 46490, 88331, 176662, 441655, 646211, 883310, 1292422, 3231055, 6462110, 12278009, 24556018, 61390045, 122780090]

約数ペア:

[(1, 122780090), (2, 61390045), (5, 24556018), (10, 12278009), (19, 6462110), (38, 3231055), (95, 1292422), (139, 883310), (190, 646211), (278, 441655), (695, 176662), (1390, 88331), (2641, 46490), (4649, 26410), (5282, 23245), (9298, 13205)]