22474427180

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{71479}}^1$

素因数の和:71766

約数の個数: 48

約数和(自身を含む): 48034560000

約数和(自身を除く): 25560132820

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 199, 316, 395, 398, 790, 796, 995, 1580, 1990, 3980, 15721, 31442, 62884, 71479, 78605, 142958, 157210, 285916, 314420, 357395, 714790, 1429580, 5646841, 11293682, 14224321, 22587364, 28234205, 28448642, 56468410, 56897284, 71121605, 112936820, 142243210, 284486420, 1123721359, 2247442718, 4494885436, 5618606795, 11237213590, 22474427180]

約数ペア:

[(1, 22474427180), (2, 11237213590), (4, 5618606795), (5, 4494885436), (10, 2247442718), (20, 1123721359), (79, 284486420), (158, 142243210), (199, 112936820), (316, 71121605), (395, 56897284), (398, 56468410), (790, 28448642), (796, 28234205), (995, 22587364), (1580, 14224321), (1990, 11293682), (3980, 5646841), (15721, 1429580), (31442, 714790), (62884, 357395), (71479, 314420), (78605, 285916), (142958, 157210)]