9011900

素因数分解:

$2^2\times 5^2\times {\mathrm{227}}^1\times {\mathrm{397}}^1$

素因数の和:638

約数の個数: 36

約数和(自身を含む): 19691448

約数和(自身を除く): 10679548

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 227, 397, 454, 794, 908, 1135, 1588, 1985, 2270, 3970, 4540, 5675, 7940, 9925, 11350, 19850, 22700, 39700, 90119, 180238, 360476, 450595, 901190, 1802380, 2252975, 4505950, 9011900]

約数ペア:

[(1, 9011900), (2, 4505950), (4, 2252975), (5, 1802380), (10, 901190), (20, 450595), (25, 360476), (50, 180238), (100, 90119), (227, 39700), (397, 22700), (454, 19850), (794, 11350), (908, 9925), (1135, 7940), (1588, 5675), (1985, 4540), (2270, 3970)]