19465260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{739}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 54700800

約数和(自身を除く): 35235540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 439, 739, 878, 1317, 1478, 1756, 2195, 2217, 2634, 2956, 3695, 4390, 4434, 5268, 6585, 7390, 8780, 8868, 11085, 13170, 14780, 22170, 26340, 44340, 324421, 648842, 973263, 1297684, 1622105, 1946526, 3244210, 3893052, 4866315, 6488420, 9732630, 19465260]

約数ペア:

[(1, 19465260), (2, 9732630), (3, 6488420), (4, 4866315), (5, 3893052), (6, 3244210), (10, 1946526), (12, 1622105), (15, 1297684), (20, 973263), (30, 648842), (60, 324421), (439, 44340), (739, 26340), (878, 22170), (1317, 14780), (1478, 13170), (1756, 11085), (2195, 8868), (2217, 8780), (2634, 7390), (2956, 6585), (3695, 5268), (4390, 4434)]