30731344

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3083}}^1$

素因数の和:3187

約数の個数: 40

約数和(自身を含む): 68834880

約数和(自身を除く): 38103536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 3083, 4984, 6166, 9968, 12332, 21581, 24664, 43162, 49328, 86324, 172648, 274387, 345296, 548774, 1097548, 1920709, 2195096, 3841418, 4390192, 7682836, 15365672, 30731344]

約数ペア:

[(1, 30731344), (2, 15365672), (4, 7682836), (7, 4390192), (8, 3841418), (14, 2195096), (16, 1920709), (28, 1097548), (56, 548774), (89, 345296), (112, 274387), (178, 172648), (356, 86324), (623, 49328), (712, 43162), (1246, 24664), (1424, 21581), (2492, 12332), (3083, 9968), (4984, 6166)]