2591890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 5428224

約数和(自身を除く): 2836334

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 607, 610, 854, 1214, 2135, 3035, 4249, 4270, 6070, 8498, 21245, 37027, 42490, 74054, 185135, 259189, 370270, 518378, 1295945, 2591890]

約数ペア:

[(1, 2591890), (2, 1295945), (5, 518378), (7, 370270), (10, 259189), (14, 185135), (35, 74054), (61, 42490), (70, 37027), (122, 21245), (305, 8498), (427, 6070), (607, 4270), (610, 4249), (854, 3035), (1214, 2135)]