15660139580

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1\times {\mathrm{19609}}^1$

素因数の和:20238

約数の個数: 48

約数和(自身を含む): 33399438240

約数和(自身を除く): 17739298660

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 547, 730, 1094, 1460, 2188, 2735, 5470, 10940, 19609, 39218, 39931, 78436, 79862, 98045, 159724, 196090, 199655, 392180, 399310, 798620, 1431457, 2862914, 5725828, 7157285, 10726123, 14314570, 21452246, 28629140, 42904492, 53630615, 107261230, 214522460, 783006979, 1566013958, 3132027916, 3915034895, 7830069790, 15660139580]

約数ペア:

[(1, 15660139580), (2, 7830069790), (4, 3915034895), (5, 3132027916), (10, 1566013958), (20, 783006979), (73, 214522460), (146, 107261230), (292, 53630615), (365, 42904492), (547, 28629140), (730, 21452246), (1094, 14314570), (1460, 10726123), (2188, 7157285), (2735, 5725828), (5470, 2862914), (10940, 1431457), (19609, 798620), (39218, 399310), (39931, 392180), (78436, 199655), (79862, 196090), (98045, 159724)]