8018140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30839}}^1$

素因数の和:30861

約数の個数: 24

約数和(自身を含む): 18133920

約数和(自身を除く): 10115780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 30839, 61678, 123356, 154195, 308390, 400907, 616780, 801814, 1603628, 2004535, 4009070, 8018140]

約数ペア:

[(1, 8018140), (2, 4009070), (4, 2004535), (5, 1603628), (10, 801814), (13, 616780), (20, 400907), (26, 308390), (52, 154195), (65, 123356), (130, 61678), (260, 30839)]