4281690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{20389}}^1$

素因数の和:20406

約数の個数: 32

約数和(自身を含む): 11744640

約数和(自身を除く): 7462950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 20389, 40778, 61167, 101945, 122334, 142723, 203890, 285446, 305835, 428169, 611670, 713615, 856338, 1427230, 2140845, 4281690]

約数ペア:

[(1, 4281690), (2, 2140845), (3, 1427230), (5, 856338), (6, 713615), (7, 611670), (10, 428169), (14, 305835), (15, 285446), (21, 203890), (30, 142723), (35, 122334), (42, 101945), (70, 61167), (105, 40778), (210, 20389)]