290479888

素因数分解:

$2^4\times {\mathrm{3253}}^1\times {\mathrm{5581}}^1$

素因数の和:8842

約数の個数: 20

約数和(自身を含む): 563078668

約数和(自身を除く): 272598780

約数列:

[1, 2, 4, 8, 16, 3253, 5581, 6506, 11162, 13012, 22324, 26024, 44648, 52048, 89296, 18154993, 36309986, 72619972, 145239944, 290479888]

約数ペア:

[(1, 290479888), (2, 145239944), (4, 72619972), (8, 36309986), (16, 18154993), (3253, 89296), (5581, 52048), (6506, 44648), (11162, 26024), (13012, 22324)]