156611120

素因数分解:

$2^4\times 5^1\times {\mathrm{1957639}}^1$

素因数の和:1957652

約数の個数: 20

約数和(自身を含む): 364121040

約数和(自身を除く): 207509920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1957639, 3915278, 7830556, 9788195, 15661112, 19576390, 31322224, 39152780, 78305560, 156611120]

約数ペア:

[(1, 156611120), (2, 78305560), (4, 39152780), (5, 31322224), (8, 19576390), (10, 15661112), (16, 9788195), (20, 7830556), (40, 3915278), (80, 1957639)]