7240220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27847}}^1$

素因数の和:27869

約数の個数: 24

約数和(自身を含む): 16374624

約数和(自身を除く): 9134404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27847, 55694, 111388, 139235, 278470, 362011, 556940, 724022, 1448044, 1810055, 3620110, 7240220]

約数ペア:

[(1, 7240220), (2, 3620110), (4, 1810055), (5, 1448044), (10, 724022), (13, 556940), (20, 362011), (26, 278470), (52, 139235), (65, 111388), (130, 55694), (260, 27847)]