19665655310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3389}}^1\times {\mathrm{4363}}^1$

素因数の和:7785

約数の個数: 64

約数和(自身を含む): 42606604800

約数和(自身を除く): 22940949490

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 3389, 4363, 6778, 8726, 16945, 21815, 23723, 30541, 33890, 43630, 47446, 61082, 64391, 82897, 118615, 128782, 152705, 165794, 237230, 305410, 321955, 414485, 450737, 580279, 643910, 828970, 901474, 1160558, 2253685, 2901395, 4507370, 5802790, 14786207, 29572414, 73931035, 103503449, 147862070, 207006898, 280937933, 517517245, 561875866, 1035034490, 1404689665, 1966565531, 2809379330, 3933131062, 9832827655, 19665655310]

約数ペア:

[(1, 19665655310), (2, 9832827655), (5, 3933131062), (7, 2809379330), (10, 1966565531), (14, 1404689665), (19, 1035034490), (35, 561875866), (38, 517517245), (70, 280937933), (95, 207006898), (133, 147862070), (190, 103503449), (266, 73931035), (665, 29572414), (1330, 14786207), (3389, 5802790), (4363, 4507370), (6778, 2901395), (8726, 2253685), (16945, 1160558), (21815, 901474), (23723, 828970), (30541, 643910), (33890, 580279), (43630, 450737), (47446, 414485), (61082, 321955), (64391, 305410), (82897, 237230), (118615, 165794), (128782, 152705)]