196557560

素因数分解:

$2^3\times 5^1\times {\mathrm{4913939}}^1$

素因数の和:4913950

約数の個数: 16

約数和(自身を含む): 442254600

約数和(自身を除く): 245697040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4913939, 9827878, 19655756, 24569695, 39311512, 49139390, 98278780, 196557560]

約数ペア:

[(1, 196557560), (2, 98278780), (4, 49139390), (5, 39311512), (8, 24569695), (10, 19655756), (20, 9827878), (40, 4913939)]