2486395720

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{474503}}^1$

素因数の和:474645

約数の個数: 32

約数和(自身を含む): 5637107520

約数和(自身を除く): 3150711800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 474503, 949006, 1898012, 2372515, 3796024, 4745030, 9490060, 18980120, 62159893, 124319786, 248639572, 310799465, 497279144, 621598930, 1243197860, 2486395720]

約数ペア:

[(1, 2486395720), (2, 1243197860), (4, 621598930), (5, 497279144), (8, 310799465), (10, 248639572), (20, 124319786), (40, 62159893), (131, 18980120), (262, 9490060), (524, 4745030), (655, 3796024), (1048, 2372515), (1310, 1898012), (2620, 949006), (5240, 474503)]