4230940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 10386432

約数和(自身を除く): 6155492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 643, 658, 940, 1286, 1316, 1645, 2572, 3215, 3290, 4501, 6430, 6580, 9002, 12860, 18004, 22505, 30221, 45010, 60442, 90020, 120884, 151105, 211547, 302210, 423094, 604420, 846188, 1057735, 2115470, 4230940]

約数ペア:

[(1, 4230940), (2, 2115470), (4, 1057735), (5, 846188), (7, 604420), (10, 423094), (14, 302210), (20, 211547), (28, 151105), (35, 120884), (47, 90020), (70, 60442), (94, 45010), (140, 30221), (188, 22505), (235, 18004), (329, 12860), (470, 9002), (643, 6580), (658, 6430), (940, 4501), (1286, 3290), (1316, 3215), (1645, 2572)]