20199337970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4703}}^1\times {\mathrm{61357}}^1$

素因数の和:66074

約数の個数: 32

約数和(自身を含む): 41562436608

約数和(自身を除く): 21363098638

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4703, 9406, 23515, 32921, 47030, 61357, 65842, 122714, 164605, 306785, 329210, 429499, 613570, 858998, 2147495, 4294990, 288561971, 577123942, 1442809855, 2019933797, 2885619710, 4039867594, 10099668985, 20199337970]

約数ペア:

[(1, 20199337970), (2, 10099668985), (5, 4039867594), (7, 2885619710), (10, 2019933797), (14, 1442809855), (35, 577123942), (70, 288561971), (4703, 4294990), (9406, 2147495), (23515, 858998), (32921, 613570), (47030, 429499), (61357, 329210), (65842, 306785), (122714, 164605)]