3617731640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{19961}}^1$

素因数の和:20192

約数の個数: 64

約数和(自身を含む): 8537348160

約数和(自身を除く): 4919616520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 197, 230, 394, 460, 788, 920, 985, 1576, 1970, 3940, 4531, 7880, 9062, 18124, 19961, 22655, 36248, 39922, 45310, 79844, 90620, 99805, 159688, 181240, 199610, 399220, 459103, 798440, 918206, 1836412, 2295515, 3672824, 3932317, 4591030, 7864634, 9182060, 15729268, 18364120, 19661585, 31458536, 39323170, 78646340, 90443291, 157292680, 180886582, 361773164, 452216455, 723546328, 904432910, 1808865820, 3617731640]

約数ペア:

[(1, 3617731640), (2, 1808865820), (4, 904432910), (5, 723546328), (8, 452216455), (10, 361773164), (20, 180886582), (23, 157292680), (40, 90443291), (46, 78646340), (92, 39323170), (115, 31458536), (184, 19661585), (197, 18364120), (230, 15729268), (394, 9182060), (460, 7864634), (788, 4591030), (920, 3932317), (985, 3672824), (1576, 2295515), (1970, 1836412), (3940, 918206), (4531, 798440), (7880, 459103), (9062, 399220), (18124, 199610), (19961, 181240), (22655, 159688), (36248, 99805), (39922, 90620), (45310, 79844)]