4287100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1054

約数の個数: 36

約数和(自身を含む): 9528904

約数和(自身を除く): 5241804

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 997, 1075, 1994, 2150, 3988, 4300, 4985, 9970, 19940, 24925, 42871, 49850, 85742, 99700, 171484, 214355, 428710, 857420, 1071775, 2143550, 4287100]

約数ペア:

[(1, 4287100), (2, 2143550), (4, 1071775), (5, 857420), (10, 428710), (20, 214355), (25, 171484), (43, 99700), (50, 85742), (86, 49850), (100, 42871), (172, 24925), (215, 19940), (430, 9970), (860, 4985), (997, 4300), (1075, 3988), (1994, 2150)]