83906620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{85619}}^1$

素因数の和:85642

約数の個数: 36

約数和(自身を含む): 204974280

約数和(自身を除く): 121067660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 85619, 171238, 342476, 428095, 599333, 856190, 1198666, 1712380, 2397332, 2996665, 4195331, 5993330, 8390662, 11986660, 16781324, 20976655, 41953310, 83906620]

約数ペア:

[(1, 83906620), (2, 41953310), (4, 20976655), (5, 16781324), (7, 11986660), (10, 8390662), (14, 5993330), (20, 4195331), (28, 2996665), (35, 2397332), (49, 1712380), (70, 1198666), (98, 856190), (140, 599333), (196, 428095), (245, 342476), (490, 171238), (980, 85619)]