1496980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 36

約数和(自身を含む): 3292380

約数和(自身を除く): 1795400

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 290, 356, 445, 580, 841, 890, 1682, 1780, 2581, 3364, 4205, 5162, 8410, 10324, 12905, 16820, 25810, 51620, 74849, 149698, 299396, 374245, 748490, 1496980]

約数ペア:

[(1, 1496980), (2, 748490), (4, 374245), (5, 299396), (10, 149698), (20, 74849), (29, 51620), (58, 25810), (89, 16820), (116, 12905), (145, 10324), (178, 8410), (290, 5162), (356, 4205), (445, 3364), (580, 2581), (841, 1780), (890, 1682)]