452488460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{254207}}^1$

素因数の和:254305

約数の個数: 24

約数和(自身を含む): 960906240

約数和(自身を除く): 508417780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 254207, 508414, 1016828, 1271035, 2542070, 5084140, 22624423, 45248846, 90497692, 113122115, 226244230, 452488460]

約数ペア:

[(1, 452488460), (2, 226244230), (4, 113122115), (5, 90497692), (10, 45248846), (20, 22624423), (89, 5084140), (178, 2542070), (356, 1271035), (445, 1016828), (890, 508414), (1780, 254207)]