140318140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{617}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 300881952

約数和(自身を除く): 160563812

約数列:

[1, 2, 4, 5, 10, 20, 83, 137, 166, 274, 332, 415, 548, 617, 685, 830, 1234, 1370, 1660, 2468, 2740, 3085, 6170, 11371, 12340, 22742, 45484, 51211, 56855, 84529, 102422, 113710, 169058, 204844, 227420, 256055, 338116, 422645, 512110, 845290, 1024220, 1690580, 7015907, 14031814, 28063628, 35079535, 70159070, 140318140]

約数ペア:

[(1, 140318140), (2, 70159070), (4, 35079535), (5, 28063628), (10, 14031814), (20, 7015907), (83, 1690580), (137, 1024220), (166, 845290), (274, 512110), (332, 422645), (415, 338116), (548, 256055), (617, 227420), (685, 204844), (830, 169058), (1234, 113710), (1370, 102422), (1660, 84529), (2468, 56855), (2740, 51211), (3085, 45484), (6170, 22742), (11371, 12340)]