2129270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1$

素因数の和:1520

約数の個数: 32

約数和(自身を含む): 4505760

約数和(自身を除く): 2376490

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1489, 2978, 7445, 14890, 16379, 19357, 32758, 38714, 81895, 96785, 163790, 193570, 212927, 425854, 1064635, 2129270]

約数ペア:

[(1, 2129270), (2, 1064635), (5, 425854), (10, 212927), (11, 193570), (13, 163790), (22, 96785), (26, 81895), (55, 38714), (65, 32758), (110, 19357), (130, 16379), (143, 14890), (286, 7445), (715, 2978), (1430, 1489)]