2787310010

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{22531}}^1$

素因数の和:22766

約数の個数: 32

約数和(自身を含む): 5110257600

約数和(自身を除く): 2322947590

約数列:

[1, 2, 5, 10, 89, 139, 178, 278, 445, 695, 890, 1390, 12371, 22531, 24742, 45062, 61855, 112655, 123710, 225310, 2005259, 3131809, 4010518, 6263618, 10026295, 15659045, 20052590, 31318090, 278731001, 557462002, 1393655005, 2787310010]

約数ペア:

[(1, 2787310010), (2, 1393655005), (5, 557462002), (10, 278731001), (89, 31318090), (139, 20052590), (178, 15659045), (278, 10026295), (445, 6263618), (695, 4010518), (890, 3131809), (1390, 2005259), (12371, 225310), (22531, 123710), (24742, 112655), (45062, 61855)]