15201211040

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{940669}}^1$

素因数の和:940785

約数の個数: 48

約数和(自身を含む): 36268472520

約数和(自身を除く): 21067261480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 8080, 16160, 940669, 1881338, 3762676, 4703345, 7525352, 9406690, 15050704, 18813380, 30101408, 37626760, 75253520, 95007569, 150507040, 190015138, 380030276, 475037845, 760060552, 950075690, 1520121104, 1900151380, 3040242208, 3800302760, 7600605520, 15201211040]

約数ペア:

[(1, 15201211040), (2, 7600605520), (4, 3800302760), (5, 3040242208), (8, 1900151380), (10, 1520121104), (16, 950075690), (20, 760060552), (32, 475037845), (40, 380030276), (80, 190015138), (101, 150507040), (160, 95007569), (202, 75253520), (404, 37626760), (505, 30101408), (808, 18813380), (1010, 15050704), (1616, 9406690), (2020, 7525352), (3232, 4703345), (4040, 3762676), (8080, 1881338), (16160, 940669)]