2178232010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{279619}}^1$

素因数の和:279686

約数の個数: 32

約数和(自身を含む): 4227854400

約数和(自身を除く): 2049622390

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 279619, 559238, 1398095, 2796190, 5312761, 10625522, 11464379, 22928758, 26563805, 53127610, 57321895, 114643790, 217823201, 435646402, 1089116005, 2178232010]

約数ペア:

[(1, 2178232010), (2, 1089116005), (5, 435646402), (10, 217823201), (19, 114643790), (38, 57321895), (41, 53127610), (82, 26563805), (95, 22928758), (190, 11464379), (205, 10625522), (410, 5312761), (779, 2796190), (1558, 1398095), (3895, 559238), (7790, 279619)]