18485640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{51349}}^1$

素因数の和:51366

約数の個数: 48

約数和(自身を含む): 60079500

約数和(自身を除く): 41593860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 51349, 102698, 154047, 205396, 256745, 308094, 410792, 462141, 513490, 616188, 770235, 924282, 1026980, 1232376, 1540470, 1848564, 2053960, 2310705, 3080940, 3697128, 4621410, 6161880, 9242820, 18485640]

約数ペア:

[(1, 18485640), (2, 9242820), (3, 6161880), (4, 4621410), (5, 3697128), (6, 3080940), (8, 2310705), (9, 2053960), (10, 1848564), (12, 1540470), (15, 1232376), (18, 1026980), (20, 924282), (24, 770235), (30, 616188), (36, 513490), (40, 462141), (45, 410792), (60, 308094), (72, 256745), (90, 205396), (120, 154047), (180, 102698), (360, 51349)]