40778560

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{353}}^1$

素因数の和:408

約数の個数: 84

約数和(自身を含む): 102773988

約数和(自身を除く): 61995428

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 353, 361, 380, 608, 706, 722, 760, 1216, 1412, 1444, 1520, 1765, 1805, 2824, 2888, 3040, 3530, 3610, 5648, 5776, 6080, 6707, 7060, 7220, 11296, 11552, 13414, 14120, 14440, 22592, 23104, 26828, 28240, 28880, 33535, 53656, 56480, 57760, 67070, 107312, 112960, 115520, 127433, 134140, 214624, 254866, 268280, 429248, 509732, 536560, 637165, 1019464, 1073120, 1274330, 2038928, 2146240, 2548660, 4077856, 5097320, 8155712, 10194640, 20389280, 40778560]

約数ペア:

[(1, 40778560), (2, 20389280), (4, 10194640), (5, 8155712), (8, 5097320), (10, 4077856), (16, 2548660), (19, 2146240), (20, 2038928), (32, 1274330), (38, 1073120), (40, 1019464), (64, 637165), (76, 536560), (80, 509732), (95, 429248), (152, 268280), (160, 254866), (190, 214624), (304, 134140), (320, 127433), (353, 115520), (361, 112960), (380, 107312), (608, 67070), (706, 57760), (722, 56480), (760, 53656), (1216, 33535), (1412, 28880), (1444, 28240), (1520, 26828), (1765, 23104), (1805, 22592), (2824, 14440), (2888, 14120), (3040, 13414), (3530, 11552), (3610, 11296), (5648, 7220), (5776, 7060), (6080, 6707)]