196647560

素因数分解:

$2^3\times 5^1\times {\mathrm{4916189}}^1$

素因数の和:4916200

約数の個数: 16

約数和(自身を含む): 442457100

約数和(自身を除く): 245809540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4916189, 9832378, 19664756, 24580945, 39329512, 49161890, 98323780, 196647560]

約数ペア:

[(1, 196647560), (2, 98323780), (4, 49161890), (5, 39329512), (8, 24580945), (10, 19664756), (20, 9832378), (40, 4916189)]