38161990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 70076160

約数和(自身を除く): 31914170

約数列:

[1, 2, 5, 10, 109, 157, 218, 223, 314, 446, 545, 785, 1090, 1115, 1570, 2230, 17113, 24307, 34226, 35011, 48614, 70022, 85565, 121535, 171130, 175055, 243070, 350110, 3816199, 7632398, 19080995, 38161990]

約数ペア:

[(1, 38161990), (2, 19080995), (5, 7632398), (10, 3816199), (109, 350110), (157, 243070), (218, 175055), (223, 171130), (314, 121535), (446, 85565), (545, 70022), (785, 48614), (1090, 35011), (1115, 34226), (1570, 24307), (2230, 17113)]