20199059990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2297}}^1\times {\mathrm{30323}}^1$

素因数の和:32656

約数の個数: 32

約数和(自身を含む): 37629658080

約数和(自身を除く): 17430598090

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 2297, 4594, 11485, 22970, 30323, 60646, 66613, 133226, 151615, 303230, 333065, 666130, 879367, 1758734, 4396835, 8793670, 69651931, 139303862, 348259655, 696519310, 2019905999, 4039811998, 10099529995, 20199059990]

約数ペア:

[(1, 20199059990), (2, 10099529995), (5, 4039811998), (10, 2019905999), (29, 696519310), (58, 348259655), (145, 139303862), (290, 69651931), (2297, 8793670), (4594, 4396835), (11485, 1758734), (22970, 879367), (30323, 666130), (60646, 333065), (66613, 303230), (133226, 151615)]