19390740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1103}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 54528768

約数和(自身を除く): 35138028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 293, 586, 879, 1103, 1172, 1465, 1758, 2206, 2930, 3309, 3516, 4395, 4412, 5515, 5860, 6618, 8790, 11030, 13236, 16545, 17580, 22060, 33090, 66180, 323179, 646358, 969537, 1292716, 1615895, 1939074, 3231790, 3878148, 4847685, 6463580, 9695370, 19390740]

約数ペア:

[(1, 19390740), (2, 9695370), (3, 6463580), (4, 4847685), (5, 3878148), (6, 3231790), (10, 1939074), (12, 1615895), (15, 1292716), (20, 969537), (30, 646358), (60, 323179), (293, 66180), (586, 33090), (879, 22060), (1103, 17580), (1172, 16545), (1465, 13236), (1758, 11030), (2206, 8790), (2930, 6618), (3309, 5860), (3516, 5515), (4395, 4412)]