207840760

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{12401}}^1$

素因数の和:12831

約数の個数: 32

約数和(自身を含む): 468795600

約数和(自身を除く): 260954840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 3352, 4190, 8380, 12401, 16760, 24802, 49604, 62005, 99208, 124010, 248020, 496040, 5196019, 10392038, 20784076, 25980095, 41568152, 51960190, 103920380, 207840760]

約数ペア:

[(1, 207840760), (2, 103920380), (4, 51960190), (5, 41568152), (8, 25980095), (10, 20784076), (20, 10392038), (40, 5196019), (419, 496040), (838, 248020), (1676, 124010), (2095, 99208), (3352, 62005), (4190, 49604), (8380, 24802), (12401, 16760)]