19875360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{881}}^1$

素因数の和:946

約数の個数: 96

約数和(自身を含む): 64012032

約数和(自身を除く): 44136672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 141, 160, 188, 235, 240, 282, 376, 470, 480, 564, 705, 752, 881, 940, 1128, 1410, 1504, 1762, 1880, 2256, 2643, 2820, 3524, 3760, 4405, 4512, 5286, 5640, 7048, 7520, 8810, 10572, 11280, 13215, 14096, 17620, 21144, 22560, 26430, 28192, 35240, 41407, 42288, 52860, 70480, 82814, 84576, 105720, 124221, 140960, 165628, 207035, 211440, 248442, 331256, 414070, 422880, 496884, 621105, 662512, 828140, 993768, 1242210, 1325024, 1656280, 1987536, 2484420, 3312560, 3975072, 4968840, 6625120, 9937680, 19875360]

約数ペア:

[(1, 19875360), (2, 9937680), (3, 6625120), (4, 4968840), (5, 3975072), (6, 3312560), (8, 2484420), (10, 1987536), (12, 1656280), (15, 1325024), (16, 1242210), (20, 993768), (24, 828140), (30, 662512), (32, 621105), (40, 496884), (47, 422880), (48, 414070), (60, 331256), (80, 248442), (94, 211440), (96, 207035), (120, 165628), (141, 140960), (160, 124221), (188, 105720), (235, 84576), (240, 82814), (282, 70480), (376, 52860), (470, 42288), (480, 41407), (564, 35240), (705, 28192), (752, 26430), (881, 22560), (940, 21144), (1128, 17620), (1410, 14096), (1504, 13215), (1762, 11280), (1880, 10572), (2256, 8810), (2643, 7520), (2820, 7048), (3524, 5640), (3760, 5286), (4405, 4512)]