19267440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1867}}^1$

素因数の和:1926

約数の個数: 80

約数和(自身を含む): 61150848

約数和(自身を除く): 41883408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 1867, 2064, 2580, 3440, 3734, 5160, 5601, 7468, 9335, 10320, 11202, 14936, 18670, 22404, 28005, 29872, 37340, 44808, 56010, 74680, 80281, 89616, 112020, 149360, 160562, 224040, 240843, 321124, 401405, 448080, 481686, 642248, 802810, 963372, 1204215, 1284496, 1605620, 1926744, 2408430, 3211240, 3853488, 4816860, 6422480, 9633720, 19267440]

約数ペア:

[(1, 19267440), (2, 9633720), (3, 6422480), (4, 4816860), (5, 3853488), (6, 3211240), (8, 2408430), (10, 1926744), (12, 1605620), (15, 1284496), (16, 1204215), (20, 963372), (24, 802810), (30, 642248), (40, 481686), (43, 448080), (48, 401405), (60, 321124), (80, 240843), (86, 224040), (120, 160562), (129, 149360), (172, 112020), (215, 89616), (240, 80281), (258, 74680), (344, 56010), (430, 44808), (516, 37340), (645, 29872), (688, 28005), (860, 22404), (1032, 18670), (1290, 14936), (1720, 11202), (1867, 10320), (2064, 9335), (2580, 7468), (3440, 5601), (3734, 5160)]