20975565480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{468623}}^1$

素因数の和:469010

約数の個数: 64

約数和(自身を含む): 63095535360

約数和(自身を除く): 42119969880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 373, 746, 1119, 1492, 1865, 2238, 2984, 3730, 4476, 5595, 7460, 8952, 11190, 14920, 22380, 44760, 468623, 937246, 1405869, 1874492, 2343115, 2811738, 3748984, 4686230, 5623476, 7029345, 9372460, 11246952, 14058690, 18744920, 28117380, 56234760, 174796379, 349592758, 524389137, 699185516, 873981895, 1048778274, 1398371032, 1747963790, 2097556548, 2621945685, 3495927580, 4195113096, 5243891370, 6991855160, 10487782740, 20975565480]

約数ペア:

[(1, 20975565480), (2, 10487782740), (3, 6991855160), (4, 5243891370), (5, 4195113096), (6, 3495927580), (8, 2621945685), (10, 2097556548), (12, 1747963790), (15, 1398371032), (20, 1048778274), (24, 873981895), (30, 699185516), (40, 524389137), (60, 349592758), (120, 174796379), (373, 56234760), (746, 28117380), (1119, 18744920), (1492, 14058690), (1865, 11246952), (2238, 9372460), (2984, 7029345), (3730, 5623476), (4476, 4686230), (5595, 3748984), (7460, 2811738), (8952, 2343115), (11190, 1874492), (14920, 1405869), (22380, 937246), (44760, 468623)]