388570910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{427001}}^1$

素因数の和:427028

約数の個数: 32

約数和(自身を含む): 860836032

約数和(自身を除く): 472265122

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 427001, 854002, 2135005, 2989007, 4270010, 5551013, 5978014, 11102026, 14945035, 27755065, 29890070, 38857091, 55510130, 77714182, 194285455, 388570910]

約数ペア:

[(1, 388570910), (2, 194285455), (5, 77714182), (7, 55510130), (10, 38857091), (13, 29890070), (14, 27755065), (26, 14945035), (35, 11102026), (65, 5978014), (70, 5551013), (91, 4270010), (130, 2989007), (182, 2135005), (455, 854002), (910, 427001)]