117920480

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19919}}^1$

素因数の和:19971

約数の個数: 48

約数和(自身を含む): 286130880

約数和(自身を除く): 168210400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 19919, 39838, 79676, 99595, 159352, 199190, 318704, 398380, 637408, 737003, 796760, 1474006, 1593520, 2948012, 3187040, 3685015, 5896024, 7370030, 11792048, 14740060, 23584096, 29480120, 58960240, 117920480]

約数ペア:

[(1, 117920480), (2, 58960240), (4, 29480120), (5, 23584096), (8, 14740060), (10, 11792048), (16, 7370030), (20, 5896024), (32, 3685015), (37, 3187040), (40, 2948012), (74, 1593520), (80, 1474006), (148, 796760), (160, 737003), (185, 637408), (296, 398380), (370, 318704), (592, 199190), (740, 159352), (1184, 99595), (1480, 79676), (2960, 39838), (5920, 19919)]