989836960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{883783}}^1$

素因数の和:883805

約数の個数: 48

約数和(自身を含む): 2672562816

約数和(自身を除く): 1682725856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 883783, 1767566, 3535132, 4418915, 6186481, 7070264, 8837830, 12372962, 14140528, 17675660, 24745924, 28281056, 30932405, 35351320, 49491848, 61864810, 70702640, 98983696, 123729620, 141405280, 197967392, 247459240, 494918480, 989836960]

約数ペア:

[(1, 989836960), (2, 494918480), (4, 247459240), (5, 197967392), (7, 141405280), (8, 123729620), (10, 98983696), (14, 70702640), (16, 61864810), (20, 49491848), (28, 35351320), (32, 30932405), (35, 28281056), (40, 24745924), (56, 17675660), (70, 14140528), (80, 12372962), (112, 8837830), (140, 7070264), (160, 6186481), (224, 4418915), (280, 3535132), (560, 1767566), (1120, 883783)]