2878500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 8910720

約数和(自身を除く): 6032220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 101, 114, 125, 150, 190, 202, 228, 250, 285, 300, 303, 375, 380, 404, 475, 500, 505, 570, 606, 750, 950, 1010, 1140, 1212, 1425, 1500, 1515, 1900, 1919, 2020, 2375, 2525, 2850, 3030, 3838, 4750, 5050, 5700, 5757, 6060, 7125, 7575, 7676, 9500, 9595, 10100, 11514, 12625, 14250, 15150, 19190, 23028, 25250, 28500, 28785, 30300, 37875, 38380, 47975, 50500, 57570, 75750, 95950, 115140, 143925, 151500, 191900, 239875, 287850, 479750, 575700, 719625, 959500, 1439250, 2878500]

約数ペア:

[(1, 2878500), (2, 1439250), (3, 959500), (4, 719625), (5, 575700), (6, 479750), (10, 287850), (12, 239875), (15, 191900), (19, 151500), (20, 143925), (25, 115140), (30, 95950), (38, 75750), (50, 57570), (57, 50500), (60, 47975), (75, 38380), (76, 37875), (95, 30300), (100, 28785), (101, 28500), (114, 25250), (125, 23028), (150, 19190), (190, 15150), (202, 14250), (228, 12625), (250, 11514), (285, 10100), (300, 9595), (303, 9500), (375, 7676), (380, 7575), (404, 7125), (475, 6060), (500, 5757), (505, 5700), (570, 5050), (606, 4750), (750, 3838), (950, 3030), (1010, 2850), (1140, 2525), (1212, 2375), (1425, 2020), (1500, 1919), (1515, 1900)]