1025641720

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{57107}}^1$

素因数の和:57567

約数の個数: 32

約数和(自身を含む): 2312874000

約数和(自身を除く): 1287232280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 4490, 8980, 17960, 57107, 114214, 228428, 285535, 456856, 571070, 1142140, 2284280, 25641043, 51282086, 102564172, 128205215, 205128344, 256410430, 512820860, 1025641720]

約数ペア:

[(1, 1025641720), (2, 512820860), (4, 256410430), (5, 205128344), (8, 128205215), (10, 102564172), (20, 51282086), (40, 25641043), (449, 2284280), (898, 1142140), (1796, 571070), (2245, 456856), (3592, 285535), (4490, 228428), (8980, 114214), (17960, 57107)]