21928960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{4283}}^1$

素因数の和:4308

約数の個数: 44

約数和(自身を含む): 52616088

約数和(自身を除く): 30687128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 4283, 5120, 8566, 17132, 21415, 34264, 42830, 68528, 85660, 137056, 171320, 274112, 342640, 548224, 685280, 1096448, 1370560, 2192896, 2741120, 4385792, 5482240, 10964480, 21928960]

約数ペア:

[(1, 21928960), (2, 10964480), (4, 5482240), (5, 4385792), (8, 2741120), (10, 2192896), (16, 1370560), (20, 1096448), (32, 685280), (40, 548224), (64, 342640), (80, 274112), (128, 171320), (160, 137056), (256, 85660), (320, 68528), (512, 42830), (640, 34264), (1024, 21415), (1280, 17132), (2560, 8566), (4283, 5120)]