20118330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9719}}^1$

素因数の和:9755

約数の個数: 48

約数和(自身を含む): 54587520

約数和(自身を除く): 34469190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 9719, 19438, 29157, 48595, 58314, 87471, 97190, 145785, 174942, 223537, 291570, 437355, 447074, 670611, 874710, 1117685, 1341222, 2011833, 2235370, 3353055, 4023666, 6706110, 10059165, 20118330]

約数ペア:

[(1, 20118330), (2, 10059165), (3, 6706110), (5, 4023666), (6, 3353055), (9, 2235370), (10, 2011833), (15, 1341222), (18, 1117685), (23, 874710), (30, 670611), (45, 447074), (46, 437355), (69, 291570), (90, 223537), (115, 174942), (138, 145785), (207, 97190), (230, 87471), (345, 58314), (414, 48595), (690, 29157), (1035, 19438), (2070, 9719)]