31200340

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2389}}^1$

素因数の和:3051

約数の個数: 24

約数和(自身を含む): 65648520

約数和(自身を除く): 34448180

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 2389, 2612, 3265, 4778, 6530, 9556, 11945, 13060, 23890, 47780, 1560017, 3120034, 6240068, 7800085, 15600170, 31200340]

約数ペア:

[(1, 31200340), (2, 15600170), (4, 7800085), (5, 6240068), (10, 3120034), (20, 1560017), (653, 47780), (1306, 23890), (2389, 13060), (2612, 11945), (3265, 9556), (4778, 6530)]