21704200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:479

約数の個数: 96

約数和(自身を含む): 59371200

約数和(自身を除く): 37667000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 37, 40, 50, 56, 70, 74, 100, 140, 148, 175, 185, 200, 259, 280, 296, 350, 370, 419, 518, 700, 740, 838, 925, 1036, 1295, 1400, 1480, 1676, 1850, 2072, 2095, 2590, 2933, 3352, 3700, 4190, 5180, 5866, 6475, 7400, 8380, 10360, 10475, 11732, 12950, 14665, 15503, 16760, 20950, 23464, 25900, 29330, 31006, 41900, 51800, 58660, 62012, 73325, 77515, 83800, 108521, 117320, 124024, 146650, 155030, 217042, 293300, 310060, 387575, 434084, 542605, 586600, 620120, 775150, 868168, 1085210, 1550300, 2170420, 2713025, 3100600, 4340840, 5426050, 10852100, 21704200]

約数ペア:

[(1, 21704200), (2, 10852100), (4, 5426050), (5, 4340840), (7, 3100600), (8, 2713025), (10, 2170420), (14, 1550300), (20, 1085210), (25, 868168), (28, 775150), (35, 620120), (37, 586600), (40, 542605), (50, 434084), (56, 387575), (70, 310060), (74, 293300), (100, 217042), (140, 155030), (148, 146650), (175, 124024), (185, 117320), (200, 108521), (259, 83800), (280, 77515), (296, 73325), (350, 62012), (370, 58660), (419, 51800), (518, 41900), (700, 31006), (740, 29330), (838, 25900), (925, 23464), (1036, 20950), (1295, 16760), (1400, 15503), (1480, 14665), (1676, 12950), (1850, 11732), (2072, 10475), (2095, 10360), (2590, 8380), (2933, 7400), (3352, 6475), (3700, 5866), (4190, 5180)]