20199278600

素因数分解:

$2^3\times 5^2\times {\mathrm{359}}^1\times {\mathrm{281327}}^1$

素因数の和:281702

約数の個数: 48

約数和(自身を含む): 47094307200

約数和(自身を除く): 26895028600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 359, 718, 1436, 1795, 2872, 3590, 7180, 8975, 14360, 17950, 35900, 71800, 281327, 562654, 1125308, 1406635, 2250616, 2813270, 5626540, 7033175, 11253080, 14066350, 28132700, 56265400, 100996393, 201992786, 403985572, 504981965, 807971144, 1009963930, 2019927860, 2524909825, 4039855720, 5049819650, 10099639300, 20199278600]

約数ペア:

[(1, 20199278600), (2, 10099639300), (4, 5049819650), (5, 4039855720), (8, 2524909825), (10, 2019927860), (20, 1009963930), (25, 807971144), (40, 504981965), (50, 403985572), (100, 201992786), (200, 100996393), (359, 56265400), (718, 28132700), (1436, 14066350), (1795, 11253080), (2872, 7033175), (3590, 5626540), (7180, 2813270), (8975, 2250616), (14360, 1406635), (17950, 1125308), (35900, 562654), (71800, 281327)]