13304320

素因数分解:

$2^9\times 5^1\times {\mathrm{5197}}^1$

素因数の和:5220

約数の個数: 40

約数和(自身を含む): 31905324

約数和(自身を除く): 18601004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 5197, 10394, 20788, 25985, 41576, 51970, 83152, 103940, 166304, 207880, 332608, 415760, 665216, 831520, 1330432, 1663040, 2660864, 3326080, 6652160, 13304320]

約数ペア:

[(1, 13304320), (2, 6652160), (4, 3326080), (5, 2660864), (8, 1663040), (10, 1330432), (16, 831520), (20, 665216), (32, 415760), (40, 332608), (64, 207880), (80, 166304), (128, 103940), (160, 83152), (256, 51970), (320, 41576), (512, 25985), (640, 20788), (1280, 10394), (2560, 5197)]