18420187260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{394099}}^1$

素因数の和:394171

約数の個数: 96

約数和(自身を含む): 55615392000

約数和(自身を除く): 37195204740

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, 394099, 788198, 1182297, 1576396, 1970495, 2364594, 3940990, 4729188, 5911485, 7487881, 7881980, 11822970, 14975762, 16158059, 22463643, 23645940, 29951524, 32316118, 37439405, 44927286, 48474177, 64632236, 74878810, 80790295, 89854572, 96948354, 112318215, 149757620, 161580590, 193896708, 224636430, 242370885, 307003121, 323161180, 449272860, 484741770, 614006242, 921009363, 969483540, 1228012484, 1535015605, 1842018726, 3070031210, 3684037452, 4605046815, 6140062420, 9210093630, 18420187260]

約数ペア:

[(1, 18420187260), (2, 9210093630), (3, 6140062420), (4, 4605046815), (5, 3684037452), (6, 3070031210), (10, 1842018726), (12, 1535015605), (15, 1228012484), (19, 969483540), (20, 921009363), (30, 614006242), (38, 484741770), (41, 449272860), (57, 323161180), (60, 307003121), (76, 242370885), (82, 224636430), (95, 193896708), (114, 161580590), (123, 149757620), (164, 112318215), (190, 96948354), (205, 89854572), (228, 80790295), (246, 74878810), (285, 64632236), (380, 48474177), (410, 44927286), (492, 37439405), (570, 32316118), (615, 29951524), (779, 23645940), (820, 22463643), (1140, 16158059), (1230, 14975762), (1558, 11822970), (2337, 7881980), (2460, 7487881), (3116, 5911485), (3895, 4729188), (4674, 3940990), (7790, 2364594), (9348, 1970495), (11685, 1576396), (15580, 1182297), (23370, 788198), (46740, 394099)]