4123000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 128

約数和(自身を含む): 11980800

約数和(自身を除く): 7857800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 31, 35, 38, 40, 50, 56, 62, 70, 76, 95, 100, 124, 125, 133, 140, 152, 155, 175, 190, 200, 217, 248, 250, 266, 280, 310, 350, 380, 434, 475, 500, 532, 589, 620, 665, 700, 760, 775, 868, 875, 950, 1000, 1064, 1085, 1178, 1240, 1330, 1400, 1550, 1736, 1750, 1900, 2170, 2356, 2375, 2660, 2945, 3100, 3325, 3500, 3800, 3875, 4123, 4340, 4712, 4750, 5320, 5425, 5890, 6200, 6650, 7000, 7750, 8246, 8680, 9500, 10850, 11780, 13300, 14725, 15500, 16492, 16625, 19000, 20615, 21700, 23560, 26600, 27125, 29450, 31000, 32984, 33250, 41230, 43400, 54250, 58900, 66500, 73625, 82460, 103075, 108500, 117800, 133000, 147250, 164920, 206150, 217000, 294500, 412300, 515375, 589000, 824600, 1030750, 2061500, 4123000]

約数ペア:

[(1, 4123000), (2, 2061500), (4, 1030750), (5, 824600), (7, 589000), (8, 515375), (10, 412300), (14, 294500), (19, 217000), (20, 206150), (25, 164920), (28, 147250), (31, 133000), (35, 117800), (38, 108500), (40, 103075), (50, 82460), (56, 73625), (62, 66500), (70, 58900), (76, 54250), (95, 43400), (100, 41230), (124, 33250), (125, 32984), (133, 31000), (140, 29450), (152, 27125), (155, 26600), (175, 23560), (190, 21700), (200, 20615), (217, 19000), (248, 16625), (250, 16492), (266, 15500), (280, 14725), (310, 13300), (350, 11780), (380, 10850), (434, 9500), (475, 8680), (500, 8246), (532, 7750), (589, 7000), (620, 6650), (665, 6200), (700, 5890), (760, 5425), (775, 5320), (868, 4750), (875, 4712), (950, 4340), (1000, 4123), (1064, 3875), (1085, 3800), (1178, 3500), (1240, 3325), (1330, 3100), (1400, 2945), (1550, 2660), (1736, 2375), (1750, 2356), (1900, 2170)]