200421140

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{37253}}^1$

素因数の和:37531

約数の個数: 24

約数和(自身を含む): 422460360

約数和(自身を除く): 222039220

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 37253, 74506, 149012, 186265, 372530, 745060, 10021057, 20042114, 40084228, 50105285, 100210570, 200421140]

約数ペア:

[(1, 200421140), (2, 100210570), (4, 50105285), (5, 40084228), (10, 20042114), (20, 10021057), (269, 745060), (538, 372530), (1076, 186265), (1345, 149012), (2690, 74506), (5380, 37253)]