400538478352

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{443}}^1\times {\mathrm{500083}}^1$

素因数の和:500647

約数の個数: 40

約数和(自身を含む): 784679804064

約数和(自身を除く): 384141325712

約数列:

[1, 2, 4, 8, 16, 113, 226, 443, 452, 886, 904, 1772, 1808, 3544, 7088, 50059, 100118, 200236, 400472, 500083, 800944, 1000166, 2000332, 4000664, 8001328, 56509379, 113018758, 221536769, 226037516, 443073538, 452075032, 886147076, 904150064, 1772294152, 3544588304, 25033654897, 50067309794, 100134619588, 200269239176, 400538478352]

約数ペア:

[(1, 400538478352), (2, 200269239176), (4, 100134619588), (8, 50067309794), (16, 25033654897), (113, 3544588304), (226, 1772294152), (443, 904150064), (452, 886147076), (886, 452075032), (904, 443073538), (1772, 226037516), (1808, 221536769), (3544, 113018758), (7088, 56509379), (50059, 8001328), (100118, 4000664), (200236, 2000332), (400472, 1000166), (500083, 800944)]