520339404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 1341204480

約数和(自身を除く): 820865076

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 109, 142, 156, 213, 218, 284, 327, 426, 431, 436, 654, 852, 862, 923, 1293, 1308, 1417, 1724, 1846, 2586, 2769, 2834, 3692, 4251, 5172, 5538, 5603, 5668, 7739, 8502, 11076, 11206, 15478, 16809, 17004, 22412, 23217, 30601, 30956, 33618, 46434, 46979, 61202, 67236, 91803, 92868, 93958, 100607, 122404, 140937, 183606, 187916, 201214, 281874, 301821, 367212, 397813, 402428, 563748, 603642, 610727, 795626, 1193439, 1207284, 1221454, 1591252, 1832181, 2386878, 2442908, 3335509, 3664362, 4773756, 6671018, 7328724, 10006527, 13342036, 20013054, 40026108, 43361617, 86723234, 130084851, 173446468, 260169702, 520339404]

約数ペア:

[(1, 520339404), (2, 260169702), (3, 173446468), (4, 130084851), (6, 86723234), (12, 43361617), (13, 40026108), (26, 20013054), (39, 13342036), (52, 10006527), (71, 7328724), (78, 6671018), (109, 4773756), (142, 3664362), (156, 3335509), (213, 2442908), (218, 2386878), (284, 1832181), (327, 1591252), (426, 1221454), (431, 1207284), (436, 1193439), (654, 795626), (852, 610727), (862, 603642), (923, 563748), (1293, 402428), (1308, 397813), (1417, 367212), (1724, 301821), (1846, 281874), (2586, 201214), (2769, 187916), (2834, 183606), (3692, 140937), (4251, 122404), (5172, 100607), (5538, 93958), (5603, 92868), (5668, 91803), (7739, 67236), (8502, 61202), (11076, 46979), (11206, 46434), (15478, 33618), (16809, 30956), (17004, 30601), (22412, 23217)]