850659440

素因数分解:

$2^4\times 5^1\times {\mathrm{10633243}}^1$

素因数の和:10633256

約数の個数: 20

約数和(自身を含む): 1977783384

約数和(自身を除く): 1127123944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10633243, 21266486, 42532972, 53166215, 85065944, 106332430, 170131888, 212664860, 425329720, 850659440]

約数ペア:

[(1, 850659440), (2, 425329720), (4, 212664860), (5, 170131888), (8, 106332430), (10, 85065944), (16, 53166215), (20, 42532972), (40, 21266486), (80, 10633243)]