40849690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20123}}^1$

素因数の和:20166

約数の個数: 32

約数和(自身を含む): 86935680

約数和(自身を除く): 46085990

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 20123, 40246, 100615, 140861, 201230, 281722, 583567, 704305, 1167134, 1408610, 2917835, 4084969, 5835670, 8169938, 20424845, 40849690]

約数ペア:

[(1, 40849690), (2, 20424845), (5, 8169938), (7, 5835670), (10, 4084969), (14, 2917835), (29, 1408610), (35, 1167134), (58, 704305), (70, 583567), (145, 281722), (203, 201230), (290, 140861), (406, 100615), (1015, 40246), (2030, 20123)]