20199805020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112221139}}^1$

素因数の和:112221154

約数の個数: 36

約数和(自身を含む): 61272742440

約数和(自身を除く): 41072937420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112221139, 224442278, 336663417, 448884556, 561105695, 673326834, 1009990251, 1122211390, 1346653668, 1683317085, 2019980502, 2244422780, 3366634170, 4039961004, 5049951255, 6733268340, 10099902510, 20199805020]

約数ペア:

[(1, 20199805020), (2, 10099902510), (3, 6733268340), (4, 5049951255), (5, 4039961004), (6, 3366634170), (9, 2244422780), (10, 2019980502), (12, 1683317085), (15, 1346653668), (18, 1122211390), (20, 1009990251), (30, 673326834), (36, 561105695), (45, 448884556), (60, 336663417), (90, 224442278), (180, 112221139)]