1380454550

素因数分解:

$2^1\times 5^2\times {\mathrm{1289}}^1\times {\mathrm{21419}}^1$

素因数の和:22720

約数の個数: 24

約数和(自身を含む): 2569757400

約数和(自身を除く): 1189302850

約数列:

[1, 2, 5, 10, 25, 50, 1289, 2578, 6445, 12890, 21419, 32225, 42838, 64450, 107095, 214190, 535475, 1070950, 27609091, 55218182, 138045455, 276090910, 690227275, 1380454550]

約数ペア:

[(1, 1380454550), (2, 690227275), (5, 276090910), (10, 138045455), (25, 55218182), (50, 27609091), (1289, 1070950), (2578, 535475), (6445, 214190), (12890, 107095), (21419, 64450), (32225, 42838)]