49740220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 108864000

約数和(自身を除く): 59123780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 191, 290, 382, 449, 580, 764, 898, 955, 1796, 1910, 2245, 3820, 4490, 5539, 8980, 11078, 13021, 22156, 26042, 27695, 52084, 55390, 65105, 85759, 110780, 130210, 171518, 260420, 343036, 428795, 857590, 1715180, 2487011, 4974022, 9948044, 12435055, 24870110, 49740220]

約数ペア:

[(1, 49740220), (2, 24870110), (4, 12435055), (5, 9948044), (10, 4974022), (20, 2487011), (29, 1715180), (58, 857590), (116, 428795), (145, 343036), (191, 260420), (290, 171518), (382, 130210), (449, 110780), (580, 85759), (764, 65105), (898, 55390), (955, 52084), (1796, 27695), (1910, 26042), (2245, 22156), (3820, 13021), (4490, 11078), (5539, 8980)]