39764680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 93297600

約数和(自身を除く): 53532920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 61, 86, 122, 172, 215, 244, 305, 344, 379, 430, 488, 610, 758, 860, 1220, 1516, 1720, 1895, 2440, 2623, 3032, 3790, 5246, 7580, 10492, 13115, 15160, 16297, 20984, 23119, 26230, 32594, 46238, 52460, 65188, 81485, 92476, 104920, 115595, 130376, 162970, 184952, 231190, 325940, 462380, 651880, 924760, 994117, 1988234, 3976468, 4970585, 7952936, 9941170, 19882340, 39764680]

約数ペア:

[(1, 39764680), (2, 19882340), (4, 9941170), (5, 7952936), (8, 4970585), (10, 3976468), (20, 1988234), (40, 994117), (43, 924760), (61, 651880), (86, 462380), (122, 325940), (172, 231190), (215, 184952), (244, 162970), (305, 130376), (344, 115595), (379, 104920), (430, 92476), (488, 81485), (610, 65188), (758, 52460), (860, 46238), (1220, 32594), (1516, 26230), (1720, 23119), (1895, 20984), (2440, 16297), (2623, 15160), (3032, 13115), (3790, 10492), (5246, 7580)]