201821140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{121579}}^1$

素因数の和:121671

約数の個数: 24

約数和(自身を含む): 428934240

約数和(自身を除く): 227113100

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 121579, 243158, 486316, 607895, 1215790, 2431580, 10091057, 20182114, 40364228, 50455285, 100910570, 201821140]

約数ペア:

[(1, 201821140), (2, 100910570), (4, 50455285), (5, 40364228), (10, 20182114), (20, 10091057), (83, 2431580), (166, 1215790), (332, 607895), (415, 486316), (830, 243158), (1660, 121579)]