2018067920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{15391}}^1$

素因数の和:15564

約数の個数: 80

約数和(自身を含む): 5153241600

約数和(自身を除く): 3135173680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 149, 176, 220, 298, 440, 596, 745, 880, 1192, 1490, 1639, 2384, 2980, 3278, 5960, 6556, 8195, 11920, 13112, 15391, 16390, 26224, 30782, 32780, 61564, 65560, 76955, 123128, 131120, 153910, 169301, 246256, 307820, 338602, 615640, 677204, 846505, 1231280, 1354408, 1693010, 2293259, 2708816, 3386020, 4586518, 6772040, 9173036, 11466295, 13544080, 18346072, 22932590, 25225849, 36692144, 45865180, 50451698, 91730360, 100903396, 126129245, 183460720, 201806792, 252258490, 403613584, 504516980, 1009033960, 2018067920]

約数ペア:

[(1, 2018067920), (2, 1009033960), (4, 504516980), (5, 403613584), (8, 252258490), (10, 201806792), (11, 183460720), (16, 126129245), (20, 100903396), (22, 91730360), (40, 50451698), (44, 45865180), (55, 36692144), (80, 25225849), (88, 22932590), (110, 18346072), (149, 13544080), (176, 11466295), (220, 9173036), (298, 6772040), (440, 4586518), (596, 3386020), (745, 2708816), (880, 2293259), (1192, 1693010), (1490, 1354408), (1639, 1231280), (2384, 846505), (2980, 677204), (3278, 615640), (5960, 338602), (6556, 307820), (8195, 246256), (11920, 169301), (13112, 153910), (15391, 131120), (16390, 123128), (26224, 76955), (30782, 65560), (32780, 61564)]