202646020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{2707}}^1$

素因数の和:2932

約数の個数: 48

約数和(自身を含む): 450394560

約数和(自身を除く): 247748540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 197, 380, 394, 788, 985, 1970, 2707, 3743, 3940, 5414, 7486, 10828, 13535, 14972, 18715, 27070, 37430, 51433, 54140, 74860, 102866, 205732, 257165, 514330, 533279, 1028660, 1066558, 2133116, 2666395, 5332790, 10132301, 10665580, 20264602, 40529204, 50661505, 101323010, 202646020]

約数ペア:

[(1, 202646020), (2, 101323010), (4, 50661505), (5, 40529204), (10, 20264602), (19, 10665580), (20, 10132301), (38, 5332790), (76, 2666395), (95, 2133116), (190, 1066558), (197, 1028660), (380, 533279), (394, 514330), (788, 257165), (985, 205732), (1970, 102866), (2707, 74860), (3743, 54140), (3940, 51433), (5414, 37430), (7486, 27070), (10828, 18715), (13535, 14972)]