3196180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 7620480

約数和(自身を除く): 4424300

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 647, 988, 1235, 1294, 2470, 2588, 3235, 4940, 6470, 8411, 12293, 12940, 16822, 24586, 33644, 42055, 49172, 61465, 84110, 122930, 159809, 168220, 245860, 319618, 639236, 799045, 1598090, 3196180]

約数ペア:

[(1, 3196180), (2, 1598090), (4, 799045), (5, 639236), (10, 319618), (13, 245860), (19, 168220), (20, 159809), (26, 122930), (38, 84110), (52, 61465), (65, 49172), (76, 42055), (95, 33644), (130, 24586), (190, 16822), (247, 12940), (260, 12293), (380, 8411), (494, 6470), (647, 4940), (988, 3235), (1235, 2588), (1294, 2470)]