20150318170

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{218479}}^1$

素因数の和:218910

約数の個数: 32

約数和(自身を含む): 37942110720

約数和(自身を除く): 17791792550

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 401, 802, 2005, 4010, 9223, 18446, 46115, 92230, 218479, 436958, 1092395, 2184790, 5025017, 10050034, 25125085, 50250170, 87610079, 175220158, 438050395, 876100790, 2015031817, 4030063634, 10075159085, 20150318170]

約数ペア:

[(1, 20150318170), (2, 10075159085), (5, 4030063634), (10, 2015031817), (23, 876100790), (46, 438050395), (115, 175220158), (230, 87610079), (401, 50250170), (802, 25125085), (2005, 10050034), (4010, 5025017), (9223, 2184790), (18446, 1092395), (46115, 436958), (92230, 218479)]