2421706.00000000

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{1879}}^1$

素因数の和:1916

約数の個数: 60

約数和(自身を含む): 221166960

約数和(自身を除く): 130937380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 1879, 2401, 3430, 3758, 4802, 6860, 7516, 9395, 9604, 12005, 13153, 18790, 24010, 26306, 37580, 48020, 52612, 65765, 92071, 131530, 184142, 263060, 368284, 460355, 644497, 920710, 1288994, 1841420, 2577988, 3222485, 4511479, 6444970, 9022958, 12889940, 18045916, 22557395, 45114790, 90229580]

約数ペア:

[(1, 90229580), (2, 45114790), (4, 22557395), (5, 18045916), (7, 12889940), (10, 9022958), (14, 6444970), (20, 4511479), (28, 3222485), (35, 2577988), (49, 1841420), (70, 1288994), (98, 920710), (140, 644497), (196, 460355), (245, 368284), (343, 263060), (490, 184142), (686, 131530), (980, 92071), (1372, 65765), (1715, 52612), (1879, 48020), (2401, 37580), (3430, 26306), (3758, 24010), (4802, 18790), (6860, 13153), (7516, 12005), (9395, 9604)]