18738206220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{400903}}^1$

素因数の和:400975

約数の個数: 96

約数和(自身を含む): 56575572480

約数和(自身を除く): 37837366260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 41, 57, 60, 76, 82, 95, 114, 123, 164, 190, 205, 228, 246, 285, 380, 410, 492, 570, 615, 779, 820, 1140, 1230, 1558, 2337, 2460, 3116, 3895, 4674, 7790, 9348, 11685, 15580, 23370, 46740, 400903, 801806, 1202709, 1603612, 2004515, 2405418, 4009030, 4810836, 6013545, 7617157, 8018060, 12027090, 15234314, 16437023, 22851471, 24054180, 30468628, 32874046, 38085785, 45702942, 49311069, 65748092, 76171570, 82185115, 91405884, 98622138, 114257355, 152343140, 164370230, 197244276, 228514710, 246555345, 312303437, 328740460, 457029420, 493110690, 624606874, 936910311, 986221380, 1249213748, 1561517185, 1873820622, 3123034370, 3747641244, 4684551555, 6246068740, 9369103110, 18738206220]

約数ペア:

[(1, 18738206220), (2, 9369103110), (3, 6246068740), (4, 4684551555), (5, 3747641244), (6, 3123034370), (10, 1873820622), (12, 1561517185), (15, 1249213748), (19, 986221380), (20, 936910311), (30, 624606874), (38, 493110690), (41, 457029420), (57, 328740460), (60, 312303437), (76, 246555345), (82, 228514710), (95, 197244276), (114, 164370230), (123, 152343140), (164, 114257355), (190, 98622138), (205, 91405884), (228, 82185115), (246, 76171570), (285, 65748092), (380, 49311069), (410, 45702942), (492, 38085785), (570, 32874046), (615, 30468628), (779, 24054180), (820, 22851471), (1140, 16437023), (1230, 15234314), (1558, 12027090), (2337, 8018060), (2460, 7617157), (3116, 6013545), (3895, 4810836), (4674, 4009030), (7790, 2405418), (9348, 2004515), (11685, 1603612), (15580, 1202709), (23370, 801806), (46740, 400903)]