12093320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 28512000

約数和(自身を除く): 16418680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 89, 158, 172, 178, 215, 316, 344, 356, 395, 430, 445, 632, 712, 790, 860, 890, 1580, 1720, 1780, 3160, 3397, 3560, 3827, 6794, 7031, 7654, 13588, 14062, 15308, 16985, 19135, 27176, 28124, 30616, 33970, 35155, 38270, 56248, 67940, 70310, 76540, 135880, 140620, 153080, 281240, 302333, 604666, 1209332, 1511665, 2418664, 3023330, 6046660, 12093320]

約数ペア:

[(1, 12093320), (2, 6046660), (4, 3023330), (5, 2418664), (8, 1511665), (10, 1209332), (20, 604666), (40, 302333), (43, 281240), (79, 153080), (86, 140620), (89, 135880), (158, 76540), (172, 70310), (178, 67940), (215, 56248), (316, 38270), (344, 35155), (356, 33970), (395, 30616), (430, 28124), (445, 27176), (632, 19135), (712, 16985), (790, 15308), (860, 14062), (890, 13588), (1580, 7654), (1720, 7031), (1780, 6794), (3160, 3827), (3397, 3560)]