24641920

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 59547600

約数和(自身を除く): 34905680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 277, 278, 320, 554, 556, 640, 695, 1108, 1112, 1385, 1390, 2216, 2224, 2770, 2780, 4432, 4448, 5540, 5560, 8864, 8896, 11080, 11120, 17728, 17792, 22160, 22240, 35456, 38503, 44320, 44480, 77006, 88640, 88960, 154012, 177280, 192515, 308024, 385030, 616048, 770060, 1232096, 1540120, 2464192, 3080240, 4928384, 6160480, 12320960, 24641920]

約数ペア:

[(1, 24641920), (2, 12320960), (4, 6160480), (5, 4928384), (8, 3080240), (10, 2464192), (16, 1540120), (20, 1232096), (32, 770060), (40, 616048), (64, 385030), (80, 308024), (128, 192515), (139, 177280), (160, 154012), (277, 88960), (278, 88640), (320, 77006), (554, 44480), (556, 44320), (640, 38503), (695, 35456), (1108, 22240), (1112, 22160), (1385, 17792), (1390, 17728), (2216, 11120), (2224, 11080), (2770, 8896), (2780, 8864), (4432, 5560), (4448, 5540)]