18096680

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{1319}}^1$

素因数の和:1351

約数の個数: 64

約数和(自身を含む): 47520000

約数和(自身を除く): 29423320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1319, 1372, 1715, 1960, 2638, 2744, 3430, 5276, 6595, 6860, 9233, 10552, 13190, 13720, 18466, 26380, 36932, 46165, 52760, 64631, 73864, 92330, 129262, 184660, 258524, 323155, 369320, 452417, 517048, 646310, 904834, 1292620, 1809668, 2262085, 2585240, 3619336, 4524170, 9048340, 18096680]

約数ペア:

[(1, 18096680), (2, 9048340), (4, 4524170), (5, 3619336), (7, 2585240), (8, 2262085), (10, 1809668), (14, 1292620), (20, 904834), (28, 646310), (35, 517048), (40, 452417), (49, 369320), (56, 323155), (70, 258524), (98, 184660), (140, 129262), (196, 92330), (245, 73864), (280, 64631), (343, 52760), (392, 46165), (490, 36932), (686, 26380), (980, 18466), (1319, 13720), (1372, 13190), (1715, 10552), (1960, 9233), (2638, 6860), (2744, 6595), (3430, 5276)]