20730130

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{467}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 39222144

約数和(自身を除く): 18492014

約数列:

[1, 2, 5, 10, 23, 46, 115, 193, 230, 386, 467, 934, 965, 1930, 2335, 4439, 4670, 8878, 10741, 21482, 22195, 44390, 53705, 90131, 107410, 180262, 450655, 901310, 2073013, 4146026, 10365065, 20730130]

約数ペア:

[(1, 20730130), (2, 10365065), (5, 4146026), (10, 2073013), (23, 901310), (46, 450655), (115, 180262), (193, 107410), (230, 90131), (386, 53705), (467, 44390), (934, 22195), (965, 21482), (1930, 10741), (2335, 8878), (4439, 4670)]