120785860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{464561}}^1$

素因数の和:464583

約数の個数: 24

約数和(自身を含む): 273162456

約数和(自身を除く): 152376596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 464561, 929122, 1858244, 2322805, 4645610, 6039293, 9291220, 12078586, 24157172, 30196465, 60392930, 120785860]

約数ペア:

[(1, 120785860), (2, 60392930), (4, 30196465), (5, 24157172), (10, 12078586), (13, 9291220), (20, 6039293), (26, 4645610), (52, 2322805), (65, 1858244), (130, 929122), (260, 464561)]