921520460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{940327}}^1$

素因数の和:940350

約数の個数: 36

約数和(自身を含む): 2251145232

約数和(自身を除く): 1329624772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 940327, 1880654, 3761308, 4701635, 6582289, 9403270, 13164578, 18806540, 26329156, 32911445, 46076023, 65822890, 92152046, 131645780, 184304092, 230380115, 460760230, 921520460]

約数ペア:

[(1, 921520460), (2, 460760230), (4, 230380115), (5, 184304092), (7, 131645780), (10, 92152046), (14, 65822890), (20, 46076023), (28, 32911445), (35, 26329156), (49, 18806540), (70, 13164578), (98, 9403270), (140, 6582289), (196, 4701635), (245, 3761308), (490, 1880654), (980, 940327)]