25372220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2903}}^1$

素因数の和:2954

約数の個数: 48

約数和(自身を含む): 58544640

約数和(自身を除く): 33172420

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 2903, 4370, 5806, 8740, 11612, 14515, 29030, 55157, 58060, 66769, 110314, 133538, 220628, 267076, 275785, 333845, 551570, 667690, 1103140, 1268611, 1335380, 2537222, 5074444, 6343055, 12686110, 25372220]

約数ペア:

[(1, 25372220), (2, 12686110), (4, 6343055), (5, 5074444), (10, 2537222), (19, 1335380), (20, 1268611), (23, 1103140), (38, 667690), (46, 551570), (76, 333845), (92, 275785), (95, 267076), (115, 220628), (190, 133538), (230, 110314), (380, 66769), (437, 58060), (460, 55157), (874, 29030), (1748, 14515), (2185, 11612), (2903, 8740), (4370, 5806)]