20090149090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{146933}}^1$

素因数の和:147075

約数の個数: 48

約数和(自身を含む): 40100639544

約数和(自身を除く): 20010490454

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 113, 121, 226, 242, 565, 605, 1130, 1210, 1243, 2486, 6215, 12430, 13673, 27346, 68365, 136730, 146933, 293866, 734665, 1469330, 1616263, 3232526, 8081315, 16162630, 16603429, 17778893, 33206858, 35557786, 83017145, 88894465, 166034290, 177788930, 182637719, 365275438, 913188595, 1826377190, 2009014909, 4018029818, 10045074545, 20090149090]

約数ペア:

[(1, 20090149090), (2, 10045074545), (5, 4018029818), (10, 2009014909), (11, 1826377190), (22, 913188595), (55, 365275438), (110, 182637719), (113, 177788930), (121, 166034290), (226, 88894465), (242, 83017145), (565, 35557786), (605, 33206858), (1130, 17778893), (1210, 16603429), (1243, 16162630), (2486, 8081315), (6215, 3232526), (12430, 1616263), (13673, 1469330), (27346, 734665), (68365, 293866), (136730, 146933)]