8383180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1697}}^1$

素因数の和:1738

約数の個数: 48

約数和(自身を含む): 19968480

約数和(自身を除く): 11585300

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, 1697, 2470, 3394, 4940, 6788, 8485, 16970, 22061, 32243, 33940, 44122, 64486, 88244, 110305, 128972, 161215, 220610, 322430, 419159, 441220, 644860, 838318, 1676636, 2095795, 4191590, 8383180]

約数ペア:

[(1, 8383180), (2, 4191590), (4, 2095795), (5, 1676636), (10, 838318), (13, 644860), (19, 441220), (20, 419159), (26, 322430), (38, 220610), (52, 161215), (65, 128972), (76, 110305), (95, 88244), (130, 64486), (190, 44122), (247, 33940), (260, 32243), (380, 22061), (494, 16970), (988, 8485), (1235, 6788), (1697, 4940), (2470, 3394)]