67872940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{178613}}^1$

素因数の和:178641

約数の個数: 24

約数和(自身を含む): 150035760

約数和(自身を除く): 82162820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 178613, 357226, 714452, 893065, 1786130, 3393647, 3572260, 6787294, 13574588, 16968235, 33936470, 67872940]

約数ペア:

[(1, 67872940), (2, 33936470), (4, 16968235), (5, 13574588), (10, 6787294), (19, 3572260), (20, 3393647), (38, 1786130), (76, 893065), (95, 714452), (190, 357226), (380, 178613)]