67894460

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 146059200

約数和(自身を除く): 78164740

約数列:

[1, 2, 4, 5, 10, 20, 71, 137, 142, 274, 284, 349, 355, 548, 685, 698, 710, 1370, 1396, 1420, 1745, 2740, 3490, 6980, 9727, 19454, 24779, 38908, 47813, 48635, 49558, 95626, 97270, 99116, 123895, 191252, 194540, 239065, 247790, 478130, 495580, 956260, 3394723, 6789446, 13578892, 16973615, 33947230, 67894460]

約数ペア:

[(1, 67894460), (2, 33947230), (4, 16973615), (5, 13578892), (10, 6789446), (20, 3394723), (71, 956260), (137, 495580), (142, 478130), (274, 247790), (284, 239065), (349, 194540), (355, 191252), (548, 123895), (685, 99116), (698, 97270), (710, 95626), (1370, 49558), (1396, 48635), (1420, 47813), (1745, 38908), (2740, 24779), (3490, 19454), (6980, 9727)]