19207140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{320119}}^1$

素因数の和:320131

約数の個数: 24

約数和(自身を含む): 53780160

約数和(自身を除く): 34573020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 320119, 640238, 960357, 1280476, 1600595, 1920714, 3201190, 3841428, 4801785, 6402380, 9603570, 19207140]

約数ペア:

[(1, 19207140), (2, 9603570), (3, 6402380), (4, 4801785), (5, 3841428), (6, 3201190), (10, 1920714), (12, 1600595), (15, 1280476), (20, 960357), (30, 640238), (60, 320119)]