11678780

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4201}}^1$

素因数の和:4349

約数の個数: 24

約数和(自身を含む): 24707760

約数和(自身を除く): 13028980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 4201, 8402, 16804, 21005, 42010, 84020, 583939, 1167878, 2335756, 2919695, 5839390, 11678780]

約数ペア:

[(1, 11678780), (2, 5839390), (4, 2919695), (5, 2335756), (10, 1167878), (20, 583939), (139, 84020), (278, 42010), (556, 21005), (695, 16804), (1390, 8402), (2780, 4201)]