40874860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157211}}^1$

素因数の和:157233

約数の個数: 24

約数和(自身を含む): 92440656

約数和(自身を除く): 51565796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 157211, 314422, 628844, 786055, 1572110, 2043743, 3144220, 4087486, 8174972, 10218715, 20437430, 40874860]

約数ペア:

[(1, 40874860), (2, 20437430), (4, 10218715), (5, 8174972), (10, 4087486), (13, 3144220), (20, 2043743), (26, 1572110), (52, 786055), (65, 628844), (130, 314422), (260, 157211)]