214883380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{120721}}^1$

素因数の和:120819

約数の個数: 24

約数和(自身を含む): 456329160

約数和(自身を除く): 241445780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 120721, 241442, 482884, 603605, 1207210, 2414420, 10744169, 21488338, 42976676, 53720845, 107441690, 214883380]

約数ペア:

[(1, 214883380), (2, 107441690), (4, 53720845), (5, 42976676), (10, 21488338), (20, 10744169), (89, 2414420), (178, 1207210), (356, 603605), (445, 482884), (890, 241442), (1780, 120721)]