42781730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{225167}}^1$

素因数の和:225193

約数の個数: 16

約数和(自身を含む): 81060480

約数和(自身を除く): 38278750

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 225167, 450334, 1125835, 2251670, 4278173, 8556346, 21390865, 42781730]

約数ペア:

[(1, 42781730), (2, 21390865), (5, 8556346), (10, 4278173), (19, 2251670), (38, 1125835), (95, 450334), (190, 225167)]