13777660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2789}}^1$

素因数の和:2830

約数の個数: 48

約数和(自身を含む): 32810400

約数和(自身を除く): 19032740

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 2789, 4940, 5578, 11156, 13945, 27890, 36257, 52991, 55780, 72514, 105982, 145028, 181285, 211964, 264955, 362570, 529910, 688883, 725140, 1059820, 1377766, 2755532, 3444415, 6888830, 13777660]

約数ペア:

[(1, 13777660), (2, 6888830), (4, 3444415), (5, 2755532), (10, 1377766), (13, 1059820), (19, 725140), (20, 688883), (26, 529910), (38, 362570), (52, 264955), (65, 211964), (76, 181285), (95, 145028), (130, 105982), (190, 72514), (247, 55780), (260, 52991), (380, 36257), (494, 27890), (988, 13945), (1235, 11156), (2470, 5578), (2789, 4940)]