8342940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{659}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 23506560

約数和(自身を除く): 15163620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 659, 844, 1055, 1266, 1318, 1977, 2110, 2532, 2636, 3165, 3295, 3954, 4220, 6330, 6590, 7908, 9885, 12660, 13180, 19770, 39540, 139049, 278098, 417147, 556196, 695245, 834294, 1390490, 1668588, 2085735, 2780980, 4171470, 8342940]

約数ペア:

[(1, 8342940), (2, 4171470), (3, 2780980), (4, 2085735), (5, 1668588), (6, 1390490), (10, 834294), (12, 695245), (15, 556196), (20, 417147), (30, 278098), (60, 139049), (211, 39540), (422, 19770), (633, 13180), (659, 12660), (844, 9885), (1055, 7908), (1266, 6590), (1318, 6330), (1977, 4220), (2110, 3954), (2532, 3295), (2636, 3165)]