26773520

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^2\times {\mathrm{181}}^1$

素因数の和:280

約数の個数: 60

約数和(自身を含む): 64081836

約数和(自身を除く): 37308316

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 181, 215, 344, 362, 430, 688, 724, 860, 905, 1448, 1720, 1810, 1849, 2896, 3440, 3620, 3698, 7240, 7396, 7783, 9245, 14480, 14792, 15566, 18490, 29584, 31132, 36980, 38915, 62264, 73960, 77830, 124528, 147920, 155660, 311320, 334669, 622640, 669338, 1338676, 1673345, 2677352, 3346690, 5354704, 6693380, 13386760, 26773520]

約数ペア:

[(1, 26773520), (2, 13386760), (4, 6693380), (5, 5354704), (8, 3346690), (10, 2677352), (16, 1673345), (20, 1338676), (40, 669338), (43, 622640), (80, 334669), (86, 311320), (172, 155660), (181, 147920), (215, 124528), (344, 77830), (362, 73960), (430, 62264), (688, 38915), (724, 36980), (860, 31132), (905, 29584), (1448, 18490), (1720, 15566), (1810, 14792), (1849, 14480), (2896, 9245), (3440, 7783), (3620, 7396), (3698, 7240)]