21484564480

素因数分解:

$2^{12}\times 5^1\times {\mathrm{1049051}}^1$

素因数の和:1049080

約数の個数: 52

約数和(自身を含む): 51556709592

約数和(自身を除く): 30072145112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 10240, 20480, 1049051, 2098102, 4196204, 5245255, 8392408, 10490510, 16784816, 20981020, 33569632, 41962040, 67139264, 83924080, 134278528, 167848160, 268557056, 335696320, 537114112, 671392640, 1074228224, 1342785280, 2148456448, 2685570560, 4296912896, 5371141120, 10742282240, 21484564480]

約数ペア:

[(1, 21484564480), (2, 10742282240), (4, 5371141120), (5, 4296912896), (8, 2685570560), (10, 2148456448), (16, 1342785280), (20, 1074228224), (32, 671392640), (40, 537114112), (64, 335696320), (80, 268557056), (128, 167848160), (160, 134278528), (256, 83924080), (320, 67139264), (512, 41962040), (640, 33569632), (1024, 20981020), (1280, 16784816), (2048, 10490510), (2560, 8392408), (4096, 5245255), (5120, 4196204), (10240, 2098102), (20480, 1049051)]