42779720

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{18127}}^1$

素因数の和:18197

約数の個数: 32

約数和(自身を含む): 97891200

約数和(自身を除く): 55111480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 18127, 36254, 72508, 90635, 145016, 181270, 362540, 725080, 1069493, 2138986, 4277972, 5347465, 8555944, 10694930, 21389860, 42779720]

約数ペア:

[(1, 42779720), (2, 21389860), (4, 10694930), (5, 8555944), (8, 5347465), (10, 4277972), (20, 2138986), (40, 1069493), (59, 725080), (118, 362540), (236, 181270), (295, 145016), (472, 90635), (590, 72508), (1180, 36254), (2360, 18127)]