1976380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 4999680

約数和(自身を除く): 3023300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 743, 1330, 1486, 2660, 2972, 3715, 5201, 7430, 10402, 14117, 14860, 20804, 26005, 28234, 52010, 56468, 70585, 98819, 104020, 141170, 197638, 282340, 395276, 494095, 988190, 1976380]

約数ペア:

[(1, 1976380), (2, 988190), (4, 494095), (5, 395276), (7, 282340), (10, 197638), (14, 141170), (19, 104020), (20, 98819), (28, 70585), (35, 56468), (38, 52010), (70, 28234), (76, 26005), (95, 20804), (133, 14860), (140, 14117), (190, 10402), (266, 7430), (380, 5201), (532, 3715), (665, 2972), (743, 2660), (1330, 1486)]