2780453008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{94291}}^1$

素因数の和:94415

約数の個数: 40

約数和(自身を含む): 5729181920

約数和(自身を除く): 2948728912

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 152, 194, 304, 388, 776, 1552, 1843, 3686, 7372, 14744, 29488, 94291, 188582, 377164, 754328, 1508656, 1791529, 3583058, 7166116, 9146227, 14332232, 18292454, 28664464, 36584908, 73169816, 146339632, 173778313, 347556626, 695113252, 1390226504, 2780453008]

約数ペア:

[(1, 2780453008), (2, 1390226504), (4, 695113252), (8, 347556626), (16, 173778313), (19, 146339632), (38, 73169816), (76, 36584908), (97, 28664464), (152, 18292454), (194, 14332232), (304, 9146227), (388, 7166116), (776, 3583058), (1552, 1791529), (1843, 1508656), (3686, 754328), (7372, 377164), (14744, 188582), (29488, 94291)]