127171940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47809}}^1$

素因数の和:47844

約数の個数: 48

約数和(自身を含む): 321283200

約数和(自身を除く): 194111260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 47809, 95618, 191236, 239045, 334663, 478090, 669326, 908371, 956180, 1338652, 1673315, 1816742, 3346630, 3633484, 4541855, 6358597, 6693260, 9083710, 12717194, 18167420, 25434388, 31792985, 63585970, 127171940]

約数ペア:

[(1, 127171940), (2, 63585970), (4, 31792985), (5, 25434388), (7, 18167420), (10, 12717194), (14, 9083710), (19, 6693260), (20, 6358597), (28, 4541855), (35, 3633484), (38, 3346630), (70, 1816742), (76, 1673315), (95, 1338652), (133, 956180), (140, 908371), (190, 669326), (266, 478090), (380, 334663), (532, 239045), (665, 191236), (1330, 95618), (2660, 47809)]