27880640

素因数分解:

$2^6\times 5^1\times {\mathrm{151}}^1\times {\mathrm{577}}^1$

素因数の和:745

約数の個数: 56

約数和(自身を含む): 66946272

約数和(自身を除く): 39065632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 151, 160, 302, 320, 577, 604, 755, 1154, 1208, 1510, 2308, 2416, 2885, 3020, 4616, 4832, 5770, 6040, 9232, 9664, 11540, 12080, 18464, 23080, 24160, 36928, 46160, 48320, 87127, 92320, 174254, 184640, 348508, 435635, 697016, 871270, 1394032, 1742540, 2788064, 3485080, 5576128, 6970160, 13940320, 27880640]

約数ペア:

[(1, 27880640), (2, 13940320), (4, 6970160), (5, 5576128), (8, 3485080), (10, 2788064), (16, 1742540), (20, 1394032), (32, 871270), (40, 697016), (64, 435635), (80, 348508), (151, 184640), (160, 174254), (302, 92320), (320, 87127), (577, 48320), (604, 46160), (755, 36928), (1154, 24160), (1208, 23080), (1510, 18464), (2308, 12080), (2416, 11540), (2885, 9664), (3020, 9232), (4616, 6040), (4832, 5770)]