2019436315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 2786918400

約数和(自身を除く): 767482085

約数列:

[1, 5, 13, 29, 65, 71, 79, 145, 191, 355, 377, 395, 923, 955, 1027, 1885, 2059, 2291, 2483, 4615, 5135, 5539, 5609, 10295, 11455, 12415, 13561, 15089, 26767, 27695, 28045, 29783, 67805, 72007, 72917, 75445, 133835, 148915, 162661, 176293, 196157, 360035, 364585, 393269, 437581, 813305, 881465, 980785, 1071319, 1966345, 2114593, 2187905, 5112497, 5356595, 5688553, 10572965, 13927147, 25562485, 28442765, 31068251, 69635735, 155341255, 403887263, 2019436315]

約数ペア:

[(1, 2019436315), (5, 403887263), (13, 155341255), (29, 69635735), (65, 31068251), (71, 28442765), (79, 25562485), (145, 13927147), (191, 10572965), (355, 5688553), (377, 5356595), (395, 5112497), (923, 2187905), (955, 2114593), (1027, 1966345), (1885, 1071319), (2059, 980785), (2291, 881465), (2483, 813305), (4615, 437581), (5135, 393269), (5539, 364585), (5609, 360035), (10295, 196157), (11455, 176293), (12415, 162661), (13561, 148915), (15089, 133835), (26767, 75445), (27695, 72917), (28045, 72007), (29783, 67805)]