909156920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3246989}}^1$

素因数の和:3247007

約数の個数: 32

約数和(自身を含む): 2337832800

約数和(自身を除く): 1428675880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3246989, 6493978, 12987956, 16234945, 22728923, 25975912, 32469890, 45457846, 64939780, 90915692, 113644615, 129879560, 181831384, 227289230, 454578460, 909156920]

約数ペア:

[(1, 909156920), (2, 454578460), (4, 227289230), (5, 181831384), (7, 129879560), (8, 113644615), (10, 90915692), (14, 64939780), (20, 45457846), (28, 32469890), (35, 25975912), (40, 22728923), (56, 16234945), (70, 12987956), (140, 6493978), (280, 3246989)]