2431390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 4808160

約数和(自身を除く): 2376770

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 317, 590, 634, 767, 1534, 1585, 3170, 3835, 4121, 7670, 8242, 18703, 20605, 37406, 41210, 93515, 187030, 243139, 486278, 1215695, 2431390]

約数ペア:

[(1, 2431390), (2, 1215695), (5, 486278), (10, 243139), (13, 187030), (26, 93515), (59, 41210), (65, 37406), (118, 20605), (130, 18703), (295, 8242), (317, 7670), (590, 4121), (634, 3835), (767, 3170), (1534, 1585)]