199720020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4273}}^1$

素因数の和:4345

約数の個数: 96

約数和(自身を含む): 603146880

約数和(自身を除く): 403426860

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, 4273, 4674, 7790, 8546, 9348, 11685, 12819, 15580, 17092, 21365, 23370, 25638, 42730, 46740, 51276, 64095, 81187, 85460, 128190, 162374, 175193, 243561, 256380, 324748, 350386, 405935, 487122, 525579, 700772, 811870, 875965, 974244, 1051158, 1217805, 1623740, 1751930, 2102316, 2435610, 2627895, 3328667, 3503860, 4871220, 5255790, 6657334, 9986001, 10511580, 13314668, 16643335, 19972002, 33286670, 39944004, 49930005, 66573340, 99860010, 199720020]

約数ペア:

[(1, 199720020), (2, 99860010), (3, 66573340), (4, 49930005), (5, 39944004), (6, 33286670), (10, 19972002), (12, 16643335), (15, 13314668), (19, 10511580), (20, 9986001), (30, 6657334), (38, 5255790), (41, 4871220), (57, 3503860), (60, 3328667), (76, 2627895), (82, 2435610), (95, 2102316), (114, 1751930), (123, 1623740), (164, 1217805), (190, 1051158), (205, 974244), (228, 875965), (246, 811870), (285, 700772), (380, 525579), (410, 487122), (492, 405935), (570, 350386), (615, 324748), (779, 256380), (820, 243561), (1140, 175193), (1230, 162374), (1558, 128190), (2337, 85460), (2460, 81187), (3116, 64095), (3895, 51276), (4273, 46740), (4674, 42730), (7790, 25638), (8546, 23370), (9348, 21365), (11685, 17092), (12819, 15580)]