87369410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{19993}}^1$

素因数の和:20042

約数の個数: 32

約数和(自身を含む): 172748160

約数和(自身を除く): 85378750

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 19993, 39986, 99965, 199930, 379867, 459839, 759734, 919678, 1899335, 2299195, 3798670, 4598390, 8736941, 17473882, 43684705, 87369410]

約数ペア:

[(1, 87369410), (2, 43684705), (5, 17473882), (10, 8736941), (19, 4598390), (23, 3798670), (38, 2299195), (46, 1899335), (95, 919678), (115, 759734), (190, 459839), (230, 379867), (437, 199930), (874, 99965), (2185, 39986), (4370, 19993)]