11263720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21661}}^1$

素因数の和:21685

約数の個数: 32

約数和(自身を含む): 27294120

約数和(自身を除く): 16030400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 21661, 43322, 86644, 108305, 173288, 216610, 281593, 433220, 563186, 866440, 1126372, 1407965, 2252744, 2815930, 5631860, 11263720]

約数ペア:

[(1, 11263720), (2, 5631860), (4, 2815930), (5, 2252744), (8, 1407965), (10, 1126372), (13, 866440), (20, 563186), (26, 433220), (40, 281593), (52, 216610), (65, 173288), (104, 108305), (130, 86644), (260, 43322), (520, 21661)]