40012000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{1429}}^1$

素因数の和:1461

約数の個数: 96

約数和(自身を含む): 112432320

約数和(自身を除く): 72420320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 700, 800, 875, 1000, 1120, 1400, 1429, 1750, 2000, 2800, 2858, 3500, 4000, 5600, 5716, 7000, 7145, 10003, 11432, 14000, 14290, 20006, 22864, 28000, 28580, 35725, 40012, 45728, 50015, 57160, 71450, 80024, 100030, 114320, 142900, 160048, 178625, 200060, 228640, 250075, 285800, 320096, 357250, 400120, 500150, 571600, 714500, 800240, 1000300, 1143200, 1250375, 1429000, 1600480, 2000600, 2500750, 2858000, 4001200, 5001500, 5716000, 8002400, 10003000, 20006000, 40012000]

約数ペア:

[(1, 40012000), (2, 20006000), (4, 10003000), (5, 8002400), (7, 5716000), (8, 5001500), (10, 4001200), (14, 2858000), (16, 2500750), (20, 2000600), (25, 1600480), (28, 1429000), (32, 1250375), (35, 1143200), (40, 1000300), (50, 800240), (56, 714500), (70, 571600), (80, 500150), (100, 400120), (112, 357250), (125, 320096), (140, 285800), (160, 250075), (175, 228640), (200, 200060), (224, 178625), (250, 160048), (280, 142900), (350, 114320), (400, 100030), (500, 80024), (560, 71450), (700, 57160), (800, 50015), (875, 45728), (1000, 40012), (1120, 35725), (1400, 28580), (1429, 28000), (1750, 22864), (2000, 20006), (2800, 14290), (2858, 14000), (3500, 11432), (4000, 10003), (5600, 7145), (5716, 7000)]