49456520

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2791}}^1$

素因数の和:3245

約数の個数: 32

約数和(自身を含む): 111568320

約数和(自身を除く): 62111800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 2791, 3544, 4430, 5582, 8860, 11164, 13955, 17720, 22328, 27910, 55820, 111640, 1236413, 2472826, 4945652, 6182065, 9891304, 12364130, 24728260, 49456520]

約数ペア:

[(1, 49456520), (2, 24728260), (4, 12364130), (5, 9891304), (8, 6182065), (10, 4945652), (20, 2472826), (40, 1236413), (443, 111640), (886, 55820), (1772, 27910), (2215, 22328), (2791, 17720), (3544, 13955), (4430, 11164), (5582, 8860)]