206110660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{210317}}^1$

素因数の和:210340

約数の個数: 36

約数和(自身を含む): 503501292

約数和(自身を除く): 297390632

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 210317, 420634, 841268, 1051585, 1472219, 2103170, 2944438, 4206340, 5888876, 7361095, 10305533, 14722190, 20611066, 29444380, 41222132, 51527665, 103055330, 206110660]

約数ペア:

[(1, 206110660), (2, 103055330), (4, 51527665), (5, 41222132), (7, 29444380), (10, 20611066), (14, 14722190), (20, 10305533), (28, 7361095), (35, 5888876), (49, 4206340), (70, 2944438), (98, 2103170), (140, 1472219), (196, 1051585), (245, 841268), (490, 420634), (980, 210317)]