1258743080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{195457}}^1$

素因数の和:195498

約数の個数: 64

約数和(自身を含む): 3377514240

約数和(自身を除く): 2118771160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 195457, 390914, 781828, 977285, 1368199, 1563656, 1954570, 2736398, 3909140, 4495511, 5472796, 6840995, 7818280, 8991022, 10945592, 13681990, 17982044, 22477555, 27363980, 31468577, 35964088, 44955110, 54727960, 62937154, 89910220, 125874308, 157342885, 179820440, 251748616, 314685770, 629371540, 1258743080]

約数ペア:

[(1, 1258743080), (2, 629371540), (4, 314685770), (5, 251748616), (7, 179820440), (8, 157342885), (10, 125874308), (14, 89910220), (20, 62937154), (23, 54727960), (28, 44955110), (35, 35964088), (40, 31468577), (46, 27363980), (56, 22477555), (70, 17982044), (92, 13681990), (115, 10945592), (140, 8991022), (161, 7818280), (184, 6840995), (230, 5472796), (280, 4495511), (322, 3909140), (460, 2736398), (644, 1954570), (805, 1563656), (920, 1368199), (1288, 977285), (1610, 781828), (3220, 390914), (6440, 195457)]