70962920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{253439}}^1$

素因数の和:253457

約数の個数: 32

約数和(自身を含む): 182476800

約数和(自身を除く): 111513880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 253439, 506878, 1013756, 1267195, 1774073, 2027512, 2534390, 3548146, 5068780, 7096292, 8870365, 10137560, 14192584, 17740730, 35481460, 70962920]

約数ペア:

[(1, 70962920), (2, 35481460), (4, 17740730), (5, 14192584), (7, 10137560), (8, 8870365), (10, 7096292), (14, 5068780), (20, 3548146), (28, 2534390), (35, 2027512), (40, 1774073), (56, 1267195), (70, 1013756), (140, 506878), (280, 253439)]