810460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{827}}^1$

素因数の和:850

約数の個数: 36

約数和(自身を含む): 1982232

約数和(自身を除く): 1171772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 827, 980, 1654, 3308, 4135, 5789, 8270, 11578, 16540, 23156, 28945, 40523, 57890, 81046, 115780, 162092, 202615, 405230, 810460]

約数ペア:

[(1, 810460), (2, 405230), (4, 202615), (5, 162092), (7, 115780), (10, 81046), (14, 57890), (20, 40523), (28, 28945), (35, 23156), (49, 16540), (70, 11578), (98, 8270), (140, 5789), (196, 4135), (245, 3308), (490, 1654), (827, 980)]