2861500

素因数分解:

$2^2\times 5^3\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 48

約数和(自身を含む): 6420960

約数和(自身を除く): 3559460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 97, 100, 118, 125, 194, 236, 250, 295, 388, 485, 500, 590, 970, 1180, 1475, 1940, 2425, 2950, 4850, 5723, 5900, 7375, 9700, 11446, 12125, 14750, 22892, 24250, 28615, 29500, 48500, 57230, 114460, 143075, 286150, 572300, 715375, 1430750, 2861500]

約数ペア:

[(1, 2861500), (2, 1430750), (4, 715375), (5, 572300), (10, 286150), (20, 143075), (25, 114460), (50, 57230), (59, 48500), (97, 29500), (100, 28615), (118, 24250), (125, 22892), (194, 14750), (236, 12125), (250, 11446), (295, 9700), (388, 7375), (485, 5900), (500, 5723), (590, 4850), (970, 2950), (1180, 2425), (1475, 1940)]