40678490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1187}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 76982400

約数和(自身を除く): 36303910

約数列:

[1, 2, 5, 10, 23, 46, 115, 149, 230, 298, 745, 1187, 1490, 2374, 3427, 5935, 6854, 11870, 17135, 27301, 34270, 54602, 136505, 176863, 273010, 353726, 884315, 1768630, 4067849, 8135698, 20339245, 40678490]

約数ペア:

[(1, 40678490), (2, 20339245), (5, 8135698), (10, 4067849), (23, 1768630), (46, 884315), (115, 353726), (149, 273010), (230, 176863), (298, 136505), (745, 54602), (1187, 34270), (1490, 27301), (2374, 17135), (3427, 11870), (5935, 6854)]