2783504920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9941089}}^1$

素因数の和:9941107

約数の個数: 32

約数和(自身を含む): 7157584800

約数和(自身を除く): 4374079880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9941089, 19882178, 39764356, 49705445, 69587623, 79528712, 99410890, 139175246, 198821780, 278350492, 347938115, 397643560, 556700984, 695876230, 1391752460, 2783504920]

約数ペア:

[(1, 2783504920), (2, 1391752460), (4, 695876230), (5, 556700984), (7, 397643560), (8, 347938115), (10, 278350492), (14, 198821780), (20, 139175246), (28, 99410890), (35, 79528712), (40, 69587623), (56, 49705445), (70, 39764356), (140, 19882178), (280, 9941089)]