139888960

素因数分解:

$2^6\times 5^1\times {\mathrm{437153}}^1$

素因数の和:437170

約数の個数: 28

約数和(自身を含む): 333111348

約数和(自身を除く): 193222388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 437153, 874306, 1748612, 2185765, 3497224, 4371530, 6994448, 8743060, 13988896, 17486120, 27977792, 34972240, 69944480, 139888960]

約数ペア:

[(1, 139888960), (2, 69944480), (4, 34972240), (5, 27977792), (8, 17486120), (10, 13988896), (16, 8743060), (20, 6994448), (32, 4371530), (40, 3497224), (64, 2185765), (80, 1748612), (160, 874306), (320, 437153)]