40378720

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5869}}^1$

素因数の和:5927

約数の個数: 48

約数和(自身を含む): 97629840

約数和(自身を除く): 57251120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 5869, 6880, 11738, 23476, 29345, 46952, 58690, 93904, 117380, 187808, 234760, 252367, 469520, 504734, 939040, 1009468, 1261835, 2018936, 2523670, 4037872, 5047340, 8075744, 10094680, 20189360, 40378720]

約数ペア:

[(1, 40378720), (2, 20189360), (4, 10094680), (5, 8075744), (8, 5047340), (10, 4037872), (16, 2523670), (20, 2018936), (32, 1261835), (40, 1009468), (43, 939040), (80, 504734), (86, 469520), (160, 252367), (172, 234760), (215, 187808), (344, 117380), (430, 93904), (688, 58690), (860, 46952), (1376, 29345), (1720, 23476), (3440, 11738), (5869, 6880)]