20431650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 96

約数和(自身を含む): 54639360

約数和(自身を除く): 34207710

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 67, 75, 95, 107, 114, 134, 150, 190, 201, 214, 285, 321, 335, 402, 475, 535, 570, 642, 670, 950, 1005, 1070, 1273, 1425, 1605, 1675, 2010, 2033, 2546, 2675, 2850, 3210, 3350, 3819, 4066, 5025, 5350, 6099, 6365, 7169, 7638, 8025, 10050, 10165, 12198, 12730, 14338, 16050, 19095, 20330, 21507, 30495, 31825, 35845, 38190, 43014, 50825, 60990, 63650, 71690, 95475, 101650, 107535, 136211, 152475, 179225, 190950, 215070, 272422, 304950, 358450, 408633, 537675, 681055, 817266, 1075350, 1362110, 2043165, 3405275, 4086330, 6810550, 10215825, 20431650]

約数ペア:

[(1, 20431650), (2, 10215825), (3, 6810550), (5, 4086330), (6, 3405275), (10, 2043165), (15, 1362110), (19, 1075350), (25, 817266), (30, 681055), (38, 537675), (50, 408633), (57, 358450), (67, 304950), (75, 272422), (95, 215070), (107, 190950), (114, 179225), (134, 152475), (150, 136211), (190, 107535), (201, 101650), (214, 95475), (285, 71690), (321, 63650), (335, 60990), (402, 50825), (475, 43014), (535, 38190), (570, 35845), (642, 31825), (670, 30495), (950, 21507), (1005, 20330), (1070, 19095), (1273, 16050), (1425, 14338), (1605, 12730), (1675, 12198), (2010, 10165), (2033, 10050), (2546, 8025), (2675, 7638), (2850, 7169), (3210, 6365), (3350, 6099), (3819, 5350), (4066, 5025)]