15679420820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{15999409}}^1$

素因数の和:15999432

約数の個数: 36

約数和(自身を含む): 38302587540

約数和(自身を除く): 22623166720

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 15999409, 31998818, 63997636, 79997045, 111995863, 159994090, 223991726, 319988180, 447983452, 559979315, 783971041, 1119958630, 1567942082, 2239917260, 3135884164, 3919855205, 7839710410, 15679420820]

約数ペア:

[(1, 15679420820), (2, 7839710410), (4, 3919855205), (5, 3135884164), (7, 2239917260), (10, 1567942082), (14, 1119958630), (20, 783971041), (28, 559979315), (35, 447983452), (49, 319988180), (70, 223991726), (98, 159994090), (140, 111995863), (196, 79997045), (245, 63997636), (490, 31998818), (980, 15999409)]