2784420002

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{1889}}^1$

素因数の和:2020

約数の個数: 72

約数和(自身を含む): 5322939300

約数和(自身を除く): 2538519298

約数列:

[1, 2, 7, 13, 14, 26, 49, 89, 91, 98, 169, 178, 182, 338, 623, 637, 1157, 1183, 1246, 1274, 1889, 2314, 2366, 3778, 4361, 8099, 8281, 8722, 13223, 15041, 16198, 16562, 24557, 26446, 30082, 49114, 56693, 92561, 105287, 113386, 168121, 171899, 185122, 210574, 319241, 336242, 343798, 638482, 737009, 1176847, 1203293, 1474018, 2185573, 2234687, 2353694, 2406586, 4371146, 4469374, 8237929, 15299011, 15642809, 16475858, 28412449, 30598022, 31285618, 56824898, 107093077, 198887143, 214186154, 397774286, 1392210001, 2784420002]

約数ペア:

[(1, 2784420002), (2, 1392210001), (7, 397774286), (13, 214186154), (14, 198887143), (26, 107093077), (49, 56824898), (89, 31285618), (91, 30598022), (98, 28412449), (169, 16475858), (178, 15642809), (182, 15299011), (338, 8237929), (623, 4469374), (637, 4371146), (1157, 2406586), (1183, 2353694), (1246, 2234687), (1274, 2185573), (1889, 1474018), (2314, 1203293), (2366, 1176847), (3778, 737009), (4361, 638482), (8099, 343798), (8281, 336242), (8722, 319241), (13223, 210574), (15041, 185122), (16198, 171899), (16562, 168121), (24557, 113386), (26446, 105287), (30082, 92561), (49114, 56693)]