20105997940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2113}}^1\times {\mathrm{67967}}^1$

素因数の和:70096

約数の個数: 48

約数和(自身を含む): 48277942272

約数和(自身を除く): 28171944332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2113, 4226, 8452, 10565, 14791, 21130, 29582, 42260, 59164, 67967, 73955, 135934, 147910, 271868, 295820, 339835, 475769, 679670, 951538, 1359340, 1903076, 2378845, 4757690, 9515380, 143614271, 287228542, 574457084, 718071355, 1005299897, 1436142710, 2010599794, 2872285420, 4021199588, 5026499485, 10052998970, 20105997940]

約数ペア:

[(1, 20105997940), (2, 10052998970), (4, 5026499485), (5, 4021199588), (7, 2872285420), (10, 2010599794), (14, 1436142710), (20, 1005299897), (28, 718071355), (35, 574457084), (70, 287228542), (140, 143614271), (2113, 9515380), (4226, 4757690), (8452, 2378845), (10565, 1903076), (14791, 1359340), (21130, 951538), (29582, 679670), (42260, 475769), (59164, 339835), (67967, 295820), (73955, 271868), (135934, 147910)]