144258140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{554839}}^1$

素因数の和:554861

約数の個数: 24

約数和(自身を含む): 326245920

約数和(自身を除く): 181987780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 554839, 1109678, 2219356, 2774195, 5548390, 7212907, 11096780, 14425814, 28851628, 36064535, 72129070, 144258140]

約数ペア:

[(1, 144258140), (2, 72129070), (4, 36064535), (5, 28851628), (10, 14425814), (13, 11096780), (20, 7212907), (26, 5548390), (52, 2774195), (65, 2219356), (130, 1109678), (260, 554839)]