16851940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{120371}}^1$

素因数の和:120387

約数の個数: 24

約数和(自身を含む): 40444992

約数和(自身を除く): 23593052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 120371, 240742, 481484, 601855, 842597, 1203710, 1685194, 2407420, 3370388, 4212985, 8425970, 16851940]

約数ペア:

[(1, 16851940), (2, 8425970), (4, 4212985), (5, 3370388), (7, 2407420), (10, 1685194), (14, 1203710), (20, 842597), (28, 601855), (35, 481484), (70, 240742), (140, 120371)]