2488220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2539}}^1$

素因数の和:2562

約数の個数: 36

約数和(自身を含む): 6080760

約数和(自身を除く): 3592540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2539, 5078, 10156, 12695, 17773, 25390, 35546, 50780, 71092, 88865, 124411, 177730, 248822, 355460, 497644, 622055, 1244110, 2488220]

約数ペア:

[(1, 2488220), (2, 1244110), (4, 622055), (5, 497644), (7, 355460), (10, 248822), (14, 177730), (20, 124411), (28, 88865), (35, 71092), (49, 50780), (70, 35546), (98, 25390), (140, 17773), (196, 12695), (245, 10156), (490, 5078), (980, 2539)]