20785250300

素因数分解:

$2^2\times 5^2\times {\mathrm{191}}^1\times {\mathrm{1088233}}^1$

素因数の和:1088438

約数の個数: 36

約数和(自身を含む): 45340181376

約数和(自身を除く): 24554931076

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 191, 382, 764, 955, 1910, 3820, 4775, 9550, 19100, 1088233, 2176466, 4352932, 5441165, 10882330, 21764660, 27205825, 54411650, 108823300, 207852503, 415705006, 831410012, 1039262515, 2078525030, 4157050060, 5196312575, 10392625150, 20785250300]

約数ペア:

[(1, 20785250300), (2, 10392625150), (4, 5196312575), (5, 4157050060), (10, 2078525030), (20, 1039262515), (25, 831410012), (50, 415705006), (100, 207852503), (191, 108823300), (382, 54411650), (764, 27205825), (955, 21764660), (1910, 10882330), (3820, 5441165), (4775, 4352932), (9550, 2176466), (19100, 1088233)]