15758380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{863}}^1$

素因数の和:966

約数の個数: 48

約数和(自身を含む): 36578304

約数和(自身を除く): 20819924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 830, 863, 913, 1660, 1726, 1826, 3452, 3652, 4315, 4565, 8630, 9130, 9493, 17260, 18260, 18986, 37972, 47465, 71629, 94930, 143258, 189860, 286516, 358145, 716290, 787919, 1432580, 1575838, 3151676, 3939595, 7879190, 15758380]

約数ペア:

[(1, 15758380), (2, 7879190), (4, 3939595), (5, 3151676), (10, 1575838), (11, 1432580), (20, 787919), (22, 716290), (44, 358145), (55, 286516), (83, 189860), (110, 143258), (166, 94930), (220, 71629), (332, 47465), (415, 37972), (830, 18986), (863, 18260), (913, 17260), (1660, 9493), (1726, 9130), (1826, 8630), (3452, 4565), (3652, 4315)]