40649368

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{123931}}^1$

素因数の和:123978

約数の個数: 16

約数和(自身を含む): 78077160

約数和(自身を除く): 37427792

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 123931, 247862, 495724, 991448, 5081171, 10162342, 20324684, 40649368]

約数ペア:

[(1, 40649368), (2, 20324684), (4, 10162342), (8, 5081171), (41, 991448), (82, 495724), (164, 247862), (328, 123931)]