20796601300

素因数分解:

$2^2\times 5^2\times {\mathrm{389}}^1\times {\mathrm{534617}}^1$

素因数の和:535020

約数の個数: 36

約数和(自身を含む): 45244721340

約数和(自身を除く): 24448120040

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 389, 778, 1556, 1945, 3890, 7780, 9725, 19450, 38900, 534617, 1069234, 2138468, 2673085, 5346170, 10692340, 13365425, 26730850, 53461700, 207966013, 415932026, 831864052, 1039830065, 2079660130, 4159320260, 5199150325, 10398300650, 20796601300]

約数ペア:

[(1, 20796601300), (2, 10398300650), (4, 5199150325), (5, 4159320260), (10, 2079660130), (20, 1039830065), (25, 831864052), (50, 415932026), (100, 207966013), (389, 53461700), (778, 26730850), (1556, 13365425), (1945, 10692340), (3890, 5346170), (7780, 2673085), (9725, 2138468), (19450, 1069234), (38900, 534617)]