20030500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 51367680

約数和(自身を除く): 31337180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 59, 70, 97, 100, 118, 125, 140, 175, 194, 236, 250, 295, 350, 388, 413, 485, 500, 590, 679, 700, 826, 875, 970, 1180, 1358, 1475, 1652, 1750, 1940, 2065, 2425, 2716, 2950, 3395, 3500, 4130, 4850, 5723, 5900, 6790, 7375, 8260, 9700, 10325, 11446, 12125, 13580, 14750, 16975, 20650, 22892, 24250, 28615, 29500, 33950, 40061, 41300, 48500, 51625, 57230, 67900, 80122, 84875, 103250, 114460, 143075, 160244, 169750, 200305, 206500, 286150, 339500, 400610, 572300, 715375, 801220, 1001525, 1430750, 2003050, 2861500, 4006100, 5007625, 10015250, 20030500]

約数ペア:

[(1, 20030500), (2, 10015250), (4, 5007625), (5, 4006100), (7, 2861500), (10, 2003050), (14, 1430750), (20, 1001525), (25, 801220), (28, 715375), (35, 572300), (50, 400610), (59, 339500), (70, 286150), (97, 206500), (100, 200305), (118, 169750), (125, 160244), (140, 143075), (175, 114460), (194, 103250), (236, 84875), (250, 80122), (295, 67900), (350, 57230), (388, 51625), (413, 48500), (485, 41300), (500, 40061), (590, 33950), (679, 29500), (700, 28615), (826, 24250), (875, 22892), (970, 20650), (1180, 16975), (1358, 14750), (1475, 13580), (1652, 12125), (1750, 11446), (1940, 10325), (2065, 9700), (2425, 8260), (2716, 7375), (2950, 6790), (3395, 5900), (3500, 5723), (4130, 4850)]