103389260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20929}}^1$

素因数の和:20970

約数の個数: 48

約数和(自身を含む): 246136800

約数和(自身を除く): 142747540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 20929, 41858, 83716, 104645, 209290, 272077, 397651, 418580, 544154, 795302, 1088308, 1360385, 1590604, 1988255, 2720770, 3976510, 5169463, 5441540, 7953020, 10338926, 20677852, 25847315, 51694630, 103389260]

約数ペア:

[(1, 103389260), (2, 51694630), (4, 25847315), (5, 20677852), (10, 10338926), (13, 7953020), (19, 5441540), (20, 5169463), (26, 3976510), (38, 2720770), (52, 1988255), (65, 1590604), (76, 1360385), (95, 1088308), (130, 795302), (190, 544154), (247, 418580), (260, 397651), (380, 272077), (494, 209290), (988, 104645), (1235, 83716), (2470, 41858), (4940, 20929)]