274053520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263513}}^1$

素因数の和:263539

約数の個数: 40

約数和(自身を含む): 686190456

約数和(自身を除く): 412136936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 263513, 527026, 1054052, 1317565, 2108104, 2635130, 3425669, 4216208, 5270260, 6851338, 10540520, 13702676, 17128345, 21081040, 27405352, 34256690, 54810704, 68513380, 137026760, 274053520]

約数ペア:

[(1, 274053520), (2, 137026760), (4, 68513380), (5, 54810704), (8, 34256690), (10, 27405352), (13, 21081040), (16, 17128345), (20, 13702676), (26, 10540520), (40, 6851338), (52, 5270260), (65, 4216208), (80, 3425669), (104, 2635130), (130, 2108104), (208, 1317565), (260, 1054052), (520, 527026), (1040, 263513)]