20161769820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1040339}}^1$

素因数の和:1040387

約数の個数: 96

約数和(自身を含む): 62919763200

約数和(自身を除く): 42757993380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1938, 3230, 3876, 4845, 6460, 9690, 19380, 1040339, 2080678, 3121017, 4161356, 5201695, 6242034, 10403390, 12484068, 15605085, 17685763, 19766441, 20806780, 31210170, 35371526, 39532882, 53057289, 59299323, 62420340, 70743052, 79065764, 88428815, 98832205, 106114578, 118598646, 176857630, 197664410, 212229156, 237197292, 265286445, 296496615, 336029497, 353715260, 395328820, 530572890, 592993230, 672058994, 1008088491, 1061145780, 1185986460, 1344117988, 1680147485, 2016176982, 3360294970, 4032353964, 5040442455, 6720589940, 10080884910, 20161769820]

約数ペア:

[(1, 20161769820), (2, 10080884910), (3, 6720589940), (4, 5040442455), (5, 4032353964), (6, 3360294970), (10, 2016176982), (12, 1680147485), (15, 1344117988), (17, 1185986460), (19, 1061145780), (20, 1008088491), (30, 672058994), (34, 592993230), (38, 530572890), (51, 395328820), (57, 353715260), (60, 336029497), (68, 296496615), (76, 265286445), (85, 237197292), (95, 212229156), (102, 197664410), (114, 176857630), (170, 118598646), (190, 106114578), (204, 98832205), (228, 88428815), (255, 79065764), (285, 70743052), (323, 62420340), (340, 59299323), (380, 53057289), (510, 39532882), (570, 35371526), (646, 31210170), (969, 20806780), (1020, 19766441), (1140, 17685763), (1292, 15605085), (1615, 12484068), (1938, 10403390), (3230, 6242034), (3876, 5201695), (4845, 4161356), (6460, 3121017), (9690, 2080678), (19380, 1040339)]