40280744

素因数分解:

$2^3\times 7^2\times {\mathrm{211}}^1\times {\mathrm{487}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 88454880

約数和(自身を除く): 48174136

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 211, 392, 422, 487, 844, 974, 1477, 1688, 1948, 2954, 3409, 3896, 5908, 6818, 10339, 11816, 13636, 20678, 23863, 27272, 41356, 47726, 82712, 95452, 102757, 190904, 205514, 411028, 719299, 822056, 1438598, 2877196, 5035093, 5754392, 10070186, 20140372, 40280744]

約数ペア:

[(1, 40280744), (2, 20140372), (4, 10070186), (7, 5754392), (8, 5035093), (14, 2877196), (28, 1438598), (49, 822056), (56, 719299), (98, 411028), (196, 205514), (211, 190904), (392, 102757), (422, 95452), (487, 82712), (844, 47726), (974, 41356), (1477, 27272), (1688, 23863), (1948, 20678), (2954, 13636), (3409, 11816), (3896, 10339), (5908, 6818)]