2080802185

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{12899}}^1$

素因数の和:13341

約数の個数: 32

約数和(自身を含む): 3120768000

約数和(自身を除く): 1039965815

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 419, 2095, 2933, 4609, 12899, 14665, 23045, 32263, 64495, 90293, 141889, 161315, 451465, 709445, 993223, 4966115, 5404681, 27023405, 37832767, 59451491, 189163835, 297257455, 416160437, 2080802185]

約数ペア:

[(1, 2080802185), (5, 416160437), (7, 297257455), (11, 189163835), (35, 59451491), (55, 37832767), (77, 27023405), (385, 5404681), (419, 4966115), (2095, 993223), (2933, 709445), (4609, 451465), (12899, 161315), (14665, 141889), (23045, 90293), (32263, 64495)]