18335600

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1993}}^1$

素因数の和:2034

約数の個数: 60

約数和(自身を含む): 45989616

約数和(自身を除く): 27654016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 1993, 2300, 3986, 4600, 7972, 9200, 9965, 15944, 19930, 31888, 39860, 45839, 49825, 79720, 91678, 99650, 159440, 183356, 199300, 229195, 366712, 398600, 458390, 733424, 797200, 916780, 1145975, 1833560, 2291950, 3667120, 4583900, 9167800, 18335600]

約数ペア:

[(1, 18335600), (2, 9167800), (4, 4583900), (5, 3667120), (8, 2291950), (10, 1833560), (16, 1145975), (20, 916780), (23, 797200), (25, 733424), (40, 458390), (46, 398600), (50, 366712), (80, 229195), (92, 199300), (100, 183356), (115, 159440), (184, 99650), (200, 91678), (230, 79720), (368, 49825), (400, 45839), (460, 39860), (575, 31888), (920, 19930), (1150, 15944), (1840, 9965), (1993, 9200), (2300, 7972), (3986, 4600)]