30628816

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 60833160

約数和(自身を除く): 30204344

約数列:

[1, 2, 4, 8, 16, 89, 137, 157, 178, 274, 314, 356, 548, 628, 712, 1096, 1256, 1424, 2192, 2512, 12193, 13973, 21509, 24386, 27946, 43018, 48772, 55892, 86036, 97544, 111784, 172072, 195088, 223568, 344144, 1914301, 3828602, 7657204, 15314408, 30628816]

約数ペア:

[(1, 30628816), (2, 15314408), (4, 7657204), (8, 3828602), (16, 1914301), (89, 344144), (137, 223568), (157, 195088), (178, 172072), (274, 111784), (314, 97544), (356, 86036), (548, 55892), (628, 48772), (712, 43018), (1096, 27946), (1256, 24386), (1424, 21509), (2192, 13973), (2512, 12193)]