30771928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3929}}^1$

素因数の和:4035

約数の個数: 32

約数和(自身を含む): 63666000

約数和(自身を除く): 32894072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 356, 712, 979, 1958, 3916, 3929, 7832, 7858, 15716, 31432, 43219, 86438, 172876, 345752, 349681, 699362, 1398724, 2797448, 3846491, 7692982, 15385964, 30771928]

約数ペア:

[(1, 30771928), (2, 15385964), (4, 7692982), (8, 3846491), (11, 2797448), (22, 1398724), (44, 699362), (88, 349681), (89, 345752), (178, 172876), (356, 86438), (712, 43219), (979, 31432), (1958, 15716), (3916, 7858), (3929, 7832)]