2170293680

素因数分解:

$2^4\times 5^1\times {\mathrm{27128671}}^1$

素因数の和:27128684

約数の個数: 20

約数和(自身を含む): 5045932992

約数和(自身を除く): 2875639312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27128671, 54257342, 108514684, 135643355, 217029368, 271286710, 434058736, 542573420, 1085146840, 2170293680]

約数ペア:

[(1, 2170293680), (2, 1085146840), (4, 542573420), (5, 434058736), (8, 271286710), (10, 217029368), (16, 135643355), (20, 108514684), (40, 54257342), (80, 27128671)]