22253320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{7621}}^1$

素因数の和:7705

約数の個数: 32

約数和(自身を含む): 50762520

約数和(自身を除く): 28509200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 7621, 15242, 30484, 38105, 60968, 76210, 152420, 304840, 556333, 1112666, 2225332, 2781665, 4450664, 5563330, 11126660, 22253320]

約数ペア:

[(1, 22253320), (2, 11126660), (4, 5563330), (5, 4450664), (8, 2781665), (10, 2225332), (20, 1112666), (40, 556333), (73, 304840), (146, 152420), (292, 76210), (365, 60968), (584, 38105), (730, 30484), (1460, 15242), (2920, 7621)]