140454290

素因数分解:

$2^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{22259}}^1$

素因数の和:22897

約数の個数: 16

約数和(自身を含む): 253229760

約数和(自身を除く): 112775470

約数列:

[1, 2, 5, 10, 631, 1262, 3155, 6310, 22259, 44518, 111295, 222590, 14045429, 28090858, 70227145, 140454290]

約数ペア:

[(1, 140454290), (2, 70227145), (5, 28090858), (10, 14045429), (631, 222590), (1262, 111295), (3155, 44518), (6310, 22259)]