201372940

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{121309}}^1$

素因数の和:121401

約数の個数: 24

約数和(自身を含む): 427981680

約数和(自身を除く): 226608740

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 121309, 242618, 485236, 606545, 1213090, 2426180, 10068647, 20137294, 40274588, 50343235, 100686470, 201372940]

約数ペア:

[(1, 201372940), (2, 100686470), (4, 50343235), (5, 40274588), (10, 20137294), (20, 10068647), (83, 2426180), (166, 1213090), (332, 606545), (415, 485236), (830, 242618), (1660, 121309)]