24952040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 58449600

約数和(自身を除く): 33497560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 89, 163, 172, 178, 215, 326, 344, 356, 430, 445, 652, 712, 815, 860, 890, 1304, 1630, 1720, 1780, 3260, 3560, 3827, 6520, 7009, 7654, 14018, 14507, 15308, 19135, 28036, 29014, 30616, 35045, 38270, 56072, 58028, 70090, 72535, 76540, 116056, 140180, 145070, 153080, 280360, 290140, 580280, 623801, 1247602, 2495204, 3119005, 4990408, 6238010, 12476020, 24952040]

約数ペア:

[(1, 24952040), (2, 12476020), (4, 6238010), (5, 4990408), (8, 3119005), (10, 2495204), (20, 1247602), (40, 623801), (43, 580280), (86, 290140), (89, 280360), (163, 153080), (172, 145070), (178, 140180), (215, 116056), (326, 76540), (344, 72535), (356, 70090), (430, 58028), (445, 56072), (652, 38270), (712, 35045), (815, 30616), (860, 29014), (890, 28036), (1304, 19135), (1630, 15308), (1720, 14507), (1780, 14018), (3260, 7654), (3560, 7009), (3827, 6520)]