848390420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{39241}}^1$

素因数の和:39320

約数の個数: 48

約数和(自身を含む): 1898684928

約数和(自身を除く): 1050294508

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 4324, 5405, 10810, 21620, 39241, 78482, 156964, 196205, 392410, 784820, 902543, 1805086, 1844327, 3610172, 3688654, 4512715, 7377308, 9025430, 9221635, 18050860, 18443270, 36886540, 42419521, 84839042, 169678084, 212097605, 424195210, 848390420]

約数ペア:

[(1, 848390420), (2, 424195210), (4, 212097605), (5, 169678084), (10, 84839042), (20, 42419521), (23, 36886540), (46, 18443270), (47, 18050860), (92, 9221635), (94, 9025430), (115, 7377308), (188, 4512715), (230, 3688654), (235, 3610172), (460, 1844327), (470, 1805086), (940, 902543), (1081, 784820), (2162, 392410), (4324, 196205), (5405, 156964), (10810, 78482), (21620, 39241)]