12393490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{39979}}^1$

素因数の和:40017

約数の個数: 16

約数和(自身を含む): 23028480

約数和(自身を除く): 10634990

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 39979, 79958, 199895, 399790, 1239349, 2478698, 6196745, 12393490]

約数ペア:

[(1, 12393490), (2, 6196745), (5, 2478698), (10, 1239349), (31, 399790), (62, 199895), (155, 79958), (310, 39979)]