67872260

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{55633}}^1$

素因数の和:55703

約数の個数: 24

約数和(自身を含む): 144870936

約数和(自身を除く): 76998676

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 55633, 111266, 222532, 278165, 556330, 1112660, 3393613, 6787226, 13574452, 16968065, 33936130, 67872260]

約数ペア:

[(1, 67872260), (2, 33936130), (4, 16968065), (5, 13574452), (10, 6787226), (20, 3393613), (61, 1112660), (122, 556330), (244, 278165), (305, 222532), (610, 111266), (1220, 55633)]