5261079440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2121403}}^1$

素因数の和:2121447

約数の個数: 40

約数和(自身を含む): 12626596608

約数和(自身を除く): 7365517168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 2121403, 4242806, 8485612, 10607015, 16971224, 21214030, 33942448, 42428060, 65763493, 84856120, 131526986, 169712240, 263053972, 328817465, 526107944, 657634930, 1052215888, 1315269860, 2630539720, 5261079440]

約数ペア:

[(1, 5261079440), (2, 2630539720), (4, 1315269860), (5, 1052215888), (8, 657634930), (10, 526107944), (16, 328817465), (20, 263053972), (31, 169712240), (40, 131526986), (62, 84856120), (80, 65763493), (124, 42428060), (155, 33942448), (248, 21214030), (310, 16971224), (496, 10607015), (620, 8485612), (1240, 4242806), (2480, 2121403)]