4591180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 10795680

約数和(自身を除く): 6204500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 509, 820, 902, 1018, 1804, 2036, 2255, 2545, 4510, 5090, 5599, 9020, 10180, 11198, 20869, 22396, 27995, 41738, 55990, 83476, 104345, 111980, 208690, 229559, 417380, 459118, 918236, 1147795, 2295590, 4591180]

約数ペア:

[(1, 4591180), (2, 2295590), (4, 1147795), (5, 918236), (10, 459118), (11, 417380), (20, 229559), (22, 208690), (41, 111980), (44, 104345), (55, 83476), (82, 55990), (110, 41738), (164, 27995), (205, 22396), (220, 20869), (410, 11198), (451, 10180), (509, 9020), (820, 5599), (902, 5090), (1018, 4510), (1804, 2545), (2036, 2255)]