20131713340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1103}}^1\times {\mathrm{1117}}^1$

素因数の和:2291

約数の個数: 96

約数和(自身を含む): 45618693120

約数和(自身を除く): 25486979780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1103, 1117, 1634, 2206, 2234, 3268, 4085, 4412, 4468, 5515, 5585, 8170, 11030, 11170, 16340, 20957, 21223, 22060, 22340, 41914, 42446, 47429, 48031, 83828, 84892, 94858, 96062, 104785, 106115, 189716, 192124, 209570, 212230, 237145, 240155, 419140, 424460, 474290, 480310, 901151, 912589, 948580, 960620, 1232051, 1802302, 1825178, 2464102, 3604604, 3650356, 4505755, 4562945, 4928204, 6160255, 9011510, 9125890, 12320510, 18023020, 18251780, 23408969, 24641020, 46817938, 52978193, 93635876, 105956386, 117044845, 211912772, 234089690, 264890965, 468179380, 529781930, 1006585667, 1059563860, 2013171334, 4026342668, 5032928335, 10065856670, 20131713340]

約数ペア:

[(1, 20131713340), (2, 10065856670), (4, 5032928335), (5, 4026342668), (10, 2013171334), (19, 1059563860), (20, 1006585667), (38, 529781930), (43, 468179380), (76, 264890965), (86, 234089690), (95, 211912772), (172, 117044845), (190, 105956386), (215, 93635876), (380, 52978193), (430, 46817938), (817, 24641020), (860, 23408969), (1103, 18251780), (1117, 18023020), (1634, 12320510), (2206, 9125890), (2234, 9011510), (3268, 6160255), (4085, 4928204), (4412, 4562945), (4468, 4505755), (5515, 3650356), (5585, 3604604), (8170, 2464102), (11030, 1825178), (11170, 1802302), (16340, 1232051), (20957, 960620), (21223, 948580), (22060, 912589), (22340, 901151), (41914, 480310), (42446, 474290), (47429, 424460), (48031, 419140), (83828, 240155), (84892, 237145), (94858, 212230), (96062, 209570), (104785, 192124), (106115, 189716)]