8284760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1032

約数の個数: 64

約数和(自身を含む): 21427200

約数和(自身を除く): 13142440

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 991, 1045, 1672, 1982, 2090, 3964, 4180, 4955, 7928, 8360, 9910, 10901, 18829, 19820, 21802, 37658, 39640, 43604, 54505, 75316, 87208, 94145, 109010, 150632, 188290, 207119, 218020, 376580, 414238, 436040, 753160, 828476, 1035595, 1656952, 2071190, 4142380, 8284760]

約数ペア:

[(1, 8284760), (2, 4142380), (4, 2071190), (5, 1656952), (8, 1035595), (10, 828476), (11, 753160), (19, 436040), (20, 414238), (22, 376580), (38, 218020), (40, 207119), (44, 188290), (55, 150632), (76, 109010), (88, 94145), (95, 87208), (110, 75316), (152, 54505), (190, 43604), (209, 39640), (220, 37658), (380, 21802), (418, 19820), (440, 18829), (760, 10901), (836, 9910), (991, 8360), (1045, 7928), (1672, 4955), (1982, 4180), (2090, 3964)]