30975280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{55313}}^1$

素因数の和:55333

約数の個数: 40

約数和(自身を含む): 82307232

約数和(自身を除く): 51331952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 55313, 110626, 221252, 276565, 387191, 442504, 553130, 774382, 885008, 1106260, 1548764, 1935955, 2212520, 3097528, 3871910, 4425040, 6195056, 7743820, 15487640, 30975280]

約数ペア:

[(1, 30975280), (2, 15487640), (4, 7743820), (5, 6195056), (7, 4425040), (8, 3871910), (10, 3097528), (14, 2212520), (16, 1935955), (20, 1548764), (28, 1106260), (35, 885008), (40, 774382), (56, 553130), (70, 442504), (80, 387191), (112, 276565), (140, 221252), (280, 110626), (560, 55313)]