21763360

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7159}}^1$

素因数の和:7193

約数の個数: 48

約数和(自身を含む): 54129600

約数和(自身を除く): 32366240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 7159, 14318, 28636, 35795, 57272, 71590, 114544, 136021, 143180, 229088, 272042, 286360, 544084, 572720, 680105, 1088168, 1145440, 1360210, 2176336, 2720420, 4352672, 5440840, 10881680, 21763360]

約数ペア:

[(1, 21763360), (2, 10881680), (4, 5440840), (5, 4352672), (8, 2720420), (10, 2176336), (16, 1360210), (19, 1145440), (20, 1088168), (32, 680105), (38, 572720), (40, 544084), (76, 286360), (80, 272042), (95, 229088), (152, 143180), (160, 136021), (190, 114544), (304, 71590), (380, 57272), (608, 35795), (760, 28636), (1520, 14318), (3040, 7159)]