519884920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{317003}}^1$

素因数の和:317055

約数の個数: 32

約数和(自身を含む): 1198275120

約数和(自身を除く): 678390200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 317003, 634006, 1268012, 1585015, 2536024, 3170030, 6340060, 12680120, 12997123, 25994246, 51988492, 64985615, 103976984, 129971230, 259942460, 519884920]

約数ペア:

[(1, 519884920), (2, 259942460), (4, 129971230), (5, 103976984), (8, 64985615), (10, 51988492), (20, 25994246), (40, 12997123), (41, 12680120), (82, 6340060), (164, 3170030), (205, 2536024), (328, 1585015), (410, 1268012), (820, 634006), (1640, 317003)]