1740938380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{13163}}^1$

素因数の和:13578

約数の個数: 48

約数和(自身を含む): 3881273760

約数和(自身を除く): 2140335380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 389, 778, 1556, 1945, 3890, 6613, 7780, 13163, 13226, 26326, 26452, 33065, 52652, 65815, 66130, 131630, 132260, 223771, 263260, 447542, 895084, 1118855, 2237710, 4475420, 5120407, 10240814, 20481628, 25602035, 51204070, 87046919, 102408140, 174093838, 348187676, 435234595, 870469190, 1740938380]

約数ペア:

[(1, 1740938380), (2, 870469190), (4, 435234595), (5, 348187676), (10, 174093838), (17, 102408140), (20, 87046919), (34, 51204070), (68, 25602035), (85, 20481628), (170, 10240814), (340, 5120407), (389, 4475420), (778, 2237710), (1556, 1118855), (1945, 895084), (3890, 447542), (6613, 263260), (7780, 223771), (13163, 132260), (13226, 131630), (26326, 66130), (26452, 65815), (33065, 52652)]