11712740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2412

約数の個数: 48

約数和(自身を含む): 27894720

約数和(自身を除く): 16181980

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, 2371, 2470, 4742, 4940, 9484, 11855, 23710, 30823, 45049, 47420, 61646, 90098, 123292, 154115, 180196, 225245, 308230, 450490, 585637, 616460, 900980, 1171274, 2342548, 2928185, 5856370, 11712740]

約数ペア:

[(1, 11712740), (2, 5856370), (4, 2928185), (5, 2342548), (10, 1171274), (13, 900980), (19, 616460), (20, 585637), (26, 450490), (38, 308230), (52, 225245), (65, 180196), (76, 154115), (95, 123292), (130, 90098), (190, 61646), (247, 47420), (260, 45049), (380, 30823), (494, 23710), (988, 11855), (1235, 9484), (2371, 4940), (2470, 4742)]