617452220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{400943}}^1$

素因数の和:400970

約数の個数: 48

約数和(自身を含む): 1616606208

約数和(自身を除く): 999153988

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 400943, 801886, 1603772, 2004715, 2806601, 4009430, 4410373, 5613202, 8018860, 8820746, 11226404, 14033005, 17641492, 22051865, 28066010, 30872611, 44103730, 56132020, 61745222, 88207460, 123490444, 154363055, 308726110, 617452220]

約数ペア:

[(1, 617452220), (2, 308726110), (4, 154363055), (5, 123490444), (7, 88207460), (10, 61745222), (11, 56132020), (14, 44103730), (20, 30872611), (22, 28066010), (28, 22051865), (35, 17641492), (44, 14033005), (55, 11226404), (70, 8820746), (77, 8018860), (110, 5613202), (140, 4410373), (154, 4009430), (220, 2806601), (308, 2004715), (385, 1603772), (770, 801886), (1540, 400943)]