40988438

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 66673152

約数和(自身を除く): 25684714

約数列:

[1, 2, 23, 41, 46, 82, 103, 206, 211, 422, 943, 1886, 2369, 4223, 4738, 4853, 8446, 8651, 9706, 17302, 21733, 43466, 97129, 194258, 198973, 397946, 499859, 891053, 999718, 1782106, 20494219, 40988438]

約数ペア:

[(1, 40988438), (2, 20494219), (23, 1782106), (41, 999718), (46, 891053), (82, 499859), (103, 397946), (206, 198973), (211, 194258), (422, 97129), (943, 43466), (1886, 21733), (2369, 17302), (4223, 9706), (4738, 8651), (4853, 8446)]