20175037420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{528419}}^1$

素因数の和:528534

約数の個数: 48

約数和(自身を含む): 44742378240

約数和(自身を除く): 24567340820

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 460, 830, 1660, 1909, 3818, 7636, 9545, 19090, 38180, 528419, 1056838, 2113676, 2642095, 5284190, 10568380, 12153637, 24307274, 43858777, 48614548, 60768185, 87717554, 121536370, 175435108, 219293885, 243072740, 438587770, 877175540, 1008751871, 2017503742, 4035007484, 5043759355, 10087518710, 20175037420]

約数ペア:

[(1, 20175037420), (2, 10087518710), (4, 5043759355), (5, 4035007484), (10, 2017503742), (20, 1008751871), (23, 877175540), (46, 438587770), (83, 243072740), (92, 219293885), (115, 175435108), (166, 121536370), (230, 87717554), (332, 60768185), (415, 48614548), (460, 43858777), (830, 24307274), (1660, 12153637), (1909, 10568380), (3818, 5284190), (7636, 2642095), (9545, 2113676), (19090, 1056838), (38180, 528419)]