19742340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1123}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 55516608

約数和(自身を除く): 35774268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 293, 586, 879, 1123, 1172, 1465, 1758, 2246, 2930, 3369, 3516, 4395, 4492, 5615, 5860, 6738, 8790, 11230, 13476, 16845, 17580, 22460, 33690, 67380, 329039, 658078, 987117, 1316156, 1645195, 1974234, 3290390, 3948468, 4935585, 6580780, 9871170, 19742340]

約数ペア:

[(1, 19742340), (2, 9871170), (3, 6580780), (4, 4935585), (5, 3948468), (6, 3290390), (10, 1974234), (12, 1645195), (15, 1316156), (20, 987117), (30, 658078), (60, 329039), (293, 67380), (586, 33690), (879, 22460), (1123, 17580), (1172, 16845), (1465, 13476), (1758, 11230), (2246, 8790), (2930, 6738), (3369, 5860), (3516, 5615), (4395, 4492)]