20467080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{6317}}^1$

素因数の和:6340

約数の個数: 80

約数和(自身を含む): 68803020

約数和(自身を除く): 48335940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 6317, 12634, 18951, 25268, 31585, 37902, 50536, 56853, 63170, 75804, 94755, 113706, 126340, 151608, 170559, 189510, 227412, 252680, 284265, 341118, 379020, 454824, 511677, 568530, 682236, 758040, 852795, 1023354, 1137060, 1364472, 1705590, 2046708, 2274120, 2558385, 3411180, 4093416, 5116770, 6822360, 10233540, 20467080]

約数ペア:

[(1, 20467080), (2, 10233540), (3, 6822360), (4, 5116770), (5, 4093416), (6, 3411180), (8, 2558385), (9, 2274120), (10, 2046708), (12, 1705590), (15, 1364472), (18, 1137060), (20, 1023354), (24, 852795), (27, 758040), (30, 682236), (36, 568530), (40, 511677), (45, 454824), (54, 379020), (60, 341118), (72, 284265), (81, 252680), (90, 227412), (108, 189510), (120, 170559), (135, 151608), (162, 126340), (180, 113706), (216, 94755), (270, 75804), (324, 63170), (360, 56853), (405, 50536), (540, 37902), (648, 31585), (810, 25268), (1080, 18951), (1620, 12634), (3240, 6317)]