858414340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{875933}}^1$

素因数の和:875956

約数の個数: 36

約数和(自身を含む): 2096985996

約数和(自身を除く): 1238571656

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 875933, 1751866, 3503732, 4379665, 6131531, 8759330, 12263062, 17518660, 24526124, 30657655, 42920717, 61315310, 85841434, 122630620, 171682868, 214603585, 429207170, 858414340]

約数ペア:

[(1, 858414340), (2, 429207170), (4, 214603585), (5, 171682868), (7, 122630620), (10, 85841434), (14, 61315310), (20, 42920717), (28, 30657655), (35, 24526124), (49, 17518660), (70, 12263062), (98, 8759330), (140, 6131531), (196, 4379665), (245, 3503732), (490, 1751866), (980, 875933)]