40560008

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{751}}^1$

素因数の和:957

約数の個数: 32

約数和(自身を含む): 78418560

約数和(自身を除く): 37858552

約数列:

[1, 2, 4, 8, 43, 86, 157, 172, 314, 344, 628, 751, 1256, 1502, 3004, 6008, 6751, 13502, 27004, 32293, 54008, 64586, 117907, 129172, 235814, 258344, 471628, 943256, 5070001, 10140002, 20280004, 40560008]

約数ペア:

[(1, 40560008), (2, 20280004), (4, 10140002), (8, 5070001), (43, 943256), (86, 471628), (157, 258344), (172, 235814), (314, 129172), (344, 117907), (628, 64586), (751, 54008), (1256, 32293), (1502, 27004), (3004, 13502), (6008, 6751)]