11180000

素因数分解:

$2^5\times 5^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 120

約数和(自身を含む): 30309048

約数和(自身を除く): 19129048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 43, 50, 52, 65, 80, 86, 100, 104, 125, 130, 160, 172, 200, 208, 215, 250, 260, 325, 344, 400, 416, 430, 500, 520, 559, 625, 650, 688, 800, 860, 1000, 1040, 1075, 1118, 1250, 1300, 1376, 1625, 1720, 2000, 2080, 2150, 2236, 2500, 2600, 2795, 3250, 3440, 4000, 4300, 4472, 5000, 5200, 5375, 5590, 6500, 6880, 8125, 8600, 8944, 10000, 10400, 10750, 11180, 13000, 13975, 16250, 17200, 17888, 20000, 21500, 22360, 26000, 26875, 27950, 32500, 34400, 43000, 44720, 52000, 53750, 55900, 65000, 69875, 86000, 89440, 107500, 111800, 130000, 139750, 172000, 215000, 223600, 260000, 279500, 349375, 430000, 447200, 559000, 698750, 860000, 1118000, 1397500, 2236000, 2795000, 5590000, 11180000]

約数ペア:

[(1, 11180000), (2, 5590000), (4, 2795000), (5, 2236000), (8, 1397500), (10, 1118000), (13, 860000), (16, 698750), (20, 559000), (25, 447200), (26, 430000), (32, 349375), (40, 279500), (43, 260000), (50, 223600), (52, 215000), (65, 172000), (80, 139750), (86, 130000), (100, 111800), (104, 107500), (125, 89440), (130, 86000), (160, 69875), (172, 65000), (200, 55900), (208, 53750), (215, 52000), (250, 44720), (260, 43000), (325, 34400), (344, 32500), (400, 27950), (416, 26875), (430, 26000), (500, 22360), (520, 21500), (559, 20000), (625, 17888), (650, 17200), (688, 16250), (800, 13975), (860, 13000), (1000, 11180), (1040, 10750), (1075, 10400), (1118, 10000), (1250, 8944), (1300, 8600), (1376, 8125), (1625, 6880), (1720, 6500), (2000, 5590), (2080, 5375), (2150, 5200), (2236, 5000), (2500, 4472), (2600, 4300), (2795, 4000), (3250, 3440)]