981774920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3506339}}^1$

素因数の和:3506357

約数の個数: 32

約数和(自身を含む): 2524564800

約数和(自身を除く): 1542789880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3506339, 7012678, 14025356, 17531695, 24544373, 28050712, 35063390, 49088746, 70126780, 98177492, 122721865, 140253560, 196354984, 245443730, 490887460, 981774920]

約数ペア:

[(1, 981774920), (2, 490887460), (4, 245443730), (5, 196354984), (7, 140253560), (8, 122721865), (10, 98177492), (14, 70126780), (20, 49088746), (28, 35063390), (35, 28050712), (40, 24544373), (56, 17531695), (70, 14025356), (140, 7012678), (280, 3506339)]