156766940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1777}}^1$

素因数の和:2198

約数の個数: 48

約数和(自身を含む): 360237024

約数和(自身を除く): 203470084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 401, 802, 1604, 1777, 2005, 3554, 4010, 4411, 7108, 8020, 8822, 8885, 17644, 17770, 19547, 22055, 35540, 39094, 44110, 78188, 88220, 97735, 195470, 390940, 712577, 1425154, 2850308, 3562885, 7125770, 7838347, 14251540, 15676694, 31353388, 39191735, 78383470, 156766940]

約数ペア:

[(1, 156766940), (2, 78383470), (4, 39191735), (5, 31353388), (10, 15676694), (11, 14251540), (20, 7838347), (22, 7125770), (44, 3562885), (55, 2850308), (110, 1425154), (220, 712577), (401, 390940), (802, 195470), (1604, 97735), (1777, 88220), (2005, 78188), (3554, 44110), (4010, 39094), (4411, 35540), (7108, 22055), (8020, 19547), (8822, 17770), (8885, 17644)]