1145540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 2709504

約数和(自身を除く): 1563964

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 127, 164, 205, 220, 254, 410, 451, 508, 635, 820, 902, 1270, 1397, 1804, 2255, 2540, 2794, 4510, 5207, 5588, 6985, 9020, 10414, 13970, 20828, 26035, 27940, 52070, 57277, 104140, 114554, 229108, 286385, 572770, 1145540]

約数ペア:

[(1, 1145540), (2, 572770), (4, 286385), (5, 229108), (10, 114554), (11, 104140), (20, 57277), (22, 52070), (41, 27940), (44, 26035), (55, 20828), (82, 13970), (110, 10414), (127, 9020), (164, 6985), (205, 5588), (220, 5207), (254, 4510), (410, 2794), (451, 2540), (508, 2255), (635, 1804), (820, 1397), (902, 1270)]