42560560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{76001}}^1$

素因数の和:76021

約数の個数: 40

約数和(自身を含む): 113090976

約数和(自身を除く): 70530416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 76001, 152002, 304004, 380005, 532007, 608008, 760010, 1064014, 1216016, 1520020, 2128028, 2660035, 3040040, 4256056, 5320070, 6080080, 8512112, 10640140, 21280280, 42560560]

約数ペア:

[(1, 42560560), (2, 21280280), (4, 10640140), (5, 8512112), (7, 6080080), (8, 5320070), (10, 4256056), (14, 3040040), (16, 2660035), (20, 2128028), (28, 1520020), (35, 1216016), (40, 1064014), (56, 760010), (70, 608008), (80, 532007), (112, 380005), (140, 304004), (280, 152002), (560, 76001)]