191193320

素因数分解:

$2^3\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{2243}}^1$

素因数の和:4385

約数の個数: 32

約数和(自身を含む): 430578720

約数和(自身を除く): 239385400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2131, 2243, 4262, 4486, 8524, 8972, 10655, 11215, 17048, 17944, 21310, 22430, 42620, 44860, 85240, 89720, 4779833, 9559666, 19119332, 23899165, 38238664, 47798330, 95596660, 191193320]

約数ペア:

[(1, 191193320), (2, 95596660), (4, 47798330), (5, 38238664), (8, 23899165), (10, 19119332), (20, 9559666), (40, 4779833), (2131, 89720), (2243, 85240), (4262, 44860), (4486, 42620), (8524, 22430), (8972, 21310), (10655, 17944), (11215, 17048)]