906804920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3238589}}^1$

素因数の和:3238607

約数の個数: 32

約数和(自身を含む): 2331784800

約数和(自身を除く): 1424979880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3238589, 6477178, 12954356, 16192945, 22670123, 25908712, 32385890, 45340246, 64771780, 90680492, 113350615, 129543560, 181360984, 226701230, 453402460, 906804920]

約数ペア:

[(1, 906804920), (2, 453402460), (4, 226701230), (5, 181360984), (7, 129543560), (8, 113350615), (10, 90680492), (14, 64771780), (20, 45340246), (28, 32385890), (35, 25908712), (40, 22670123), (56, 16192945), (70, 12954356), (140, 6477178), (280, 3238589)]