84028460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{47207}}^1$

素因数の和:47305

約数の個数: 24

約数和(自身を含む): 178446240

約数和(自身を除く): 94417780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 47207, 94414, 188828, 236035, 472070, 944140, 4201423, 8402846, 16805692, 21007115, 42014230, 84028460]

約数ペア:

[(1, 84028460), (2, 42014230), (4, 21007115), (5, 16805692), (10, 8402846), (20, 4201423), (89, 944140), (178, 472070), (356, 236035), (445, 188828), (890, 94414), (1780, 47207)]