64878860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{141041}}^1$

素因数の和:141073

約数の個数: 24

約数和(自身を含む): 142170336

約数和(自身を除く): 77291476

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 141041, 282082, 564164, 705205, 1410410, 2820820, 3243943, 6487886, 12975772, 16219715, 32439430, 64878860]

約数ペア:

[(1, 64878860), (2, 32439430), (4, 16219715), (5, 12975772), (10, 6487886), (20, 3243943), (23, 2820820), (46, 1410410), (92, 705205), (115, 564164), (230, 282082), (460, 141041)]