15764540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{547}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 36457344

約数和(自身を除く): 20692804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 547, 655, 1094, 1310, 1441, 2188, 2620, 2735, 2882, 5470, 5764, 6017, 7205, 10940, 12034, 14410, 24068, 28820, 30085, 60170, 71657, 120340, 143314, 286628, 358285, 716570, 788227, 1433140, 1576454, 3152908, 3941135, 7882270, 15764540]

約数ペア:

[(1, 15764540), (2, 7882270), (4, 3941135), (5, 3152908), (10, 1576454), (11, 1433140), (20, 788227), (22, 716570), (44, 358285), (55, 286628), (110, 143314), (131, 120340), (220, 71657), (262, 60170), (524, 30085), (547, 28820), (655, 24068), (1094, 14410), (1310, 12034), (1441, 10940), (2188, 7205), (2620, 6017), (2735, 5764), (2882, 5470)]