12758320

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1579}}^1$

素因数の和:1693

約数の個数: 40

約数和(自身を含む): 29975760

約数和(自身を除く): 17217440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1579, 1616, 2020, 3158, 4040, 6316, 7895, 8080, 12632, 15790, 25264, 31580, 63160, 126320, 159479, 318958, 637916, 797395, 1275832, 1594790, 2551664, 3189580, 6379160, 12758320]

約数ペア:

[(1, 12758320), (2, 6379160), (4, 3189580), (5, 2551664), (8, 1594790), (10, 1275832), (16, 797395), (20, 637916), (40, 318958), (80, 159479), (101, 126320), (202, 63160), (404, 31580), (505, 25264), (808, 15790), (1010, 12632), (1579, 8080), (1616, 7895), (2020, 6316), (3158, 4040)]