40431316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^2$

素因数の和:316

約数の個数: 36

約数和(自身を含む): 77472640

約数和(自身を除く): 37041324

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 131, 262, 524, 589, 1178, 2356, 2489, 4061, 4978, 8122, 9956, 16244, 17161, 34322, 68644, 77159, 154318, 308636, 326059, 531991, 652118, 1063982, 1304236, 2127964, 10107829, 20215658, 40431316]

約数ペア:

[(1, 40431316), (2, 20215658), (4, 10107829), (19, 2127964), (31, 1304236), (38, 1063982), (62, 652118), (76, 531991), (124, 326059), (131, 308636), (262, 154318), (524, 77159), (589, 68644), (1178, 34322), (2356, 17161), (2489, 16244), (4061, 9956), (4978, 8122)]