20402700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1447}}^1$

素因数の和:1511

約数の個数: 72

約数和(自身を含む): 60329472

約数和(自身を除く): 39926772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 75, 94, 100, 141, 150, 188, 235, 282, 300, 470, 564, 705, 940, 1175, 1410, 1447, 2350, 2820, 2894, 3525, 4341, 4700, 5788, 7050, 7235, 8682, 14100, 14470, 17364, 21705, 28940, 36175, 43410, 68009, 72350, 86820, 108525, 136018, 144700, 204027, 217050, 272036, 340045, 408054, 434100, 680090, 816108, 1020135, 1360180, 1700225, 2040270, 3400450, 4080540, 5100675, 6800900, 10201350, 20402700]

約数ペア:

[(1, 20402700), (2, 10201350), (3, 6800900), (4, 5100675), (5, 4080540), (6, 3400450), (10, 2040270), (12, 1700225), (15, 1360180), (20, 1020135), (25, 816108), (30, 680090), (47, 434100), (50, 408054), (60, 340045), (75, 272036), (94, 217050), (100, 204027), (141, 144700), (150, 136018), (188, 108525), (235, 86820), (282, 72350), (300, 68009), (470, 43410), (564, 36175), (705, 28940), (940, 21705), (1175, 17364), (1410, 14470), (1447, 14100), (2350, 8682), (2820, 7235), (2894, 7050), (3525, 5788), (4341, 4700)]