121200040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17929}}^1$

素因数の和:17966

約数の個数: 48

約数和(自身を含む): 295307100

約数和(自身を除く): 174107060

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 17929, 35858, 71716, 89645, 143432, 179290, 233077, 358580, 466154, 717160, 932308, 1165385, 1864616, 2330770, 3030001, 4661540, 6060002, 9323080, 12120004, 15150005, 24240008, 30300010, 60600020, 121200040]

約数ペア:

[(1, 121200040), (2, 60600020), (4, 30300010), (5, 24240008), (8, 15150005), (10, 12120004), (13, 9323080), (20, 6060002), (26, 4661540), (40, 3030001), (52, 2330770), (65, 1864616), (104, 1165385), (130, 932308), (169, 717160), (260, 466154), (338, 358580), (520, 233077), (676, 179290), (845, 143432), (1352, 89645), (1690, 71716), (3380, 35858), (6760, 17929)]