2080486872

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{406981}}^1$

素因数の和:407064

約数の個数: 48

約数和(自身を含む): 5714027280

約数和(自身を除く): 3633540408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 406981, 813962, 1220943, 1627924, 2441886, 3255848, 3662829, 4883772, 7325658, 9767544, 14651316, 28895651, 29302632, 57791302, 86686953, 115582604, 173373906, 231165208, 260060859, 346747812, 520121718, 693495624, 1040243436, 2080486872]

約数ペア:

[(1, 2080486872), (2, 1040243436), (3, 693495624), (4, 520121718), (6, 346747812), (8, 260060859), (9, 231165208), (12, 173373906), (18, 115582604), (24, 86686953), (36, 57791302), (71, 29302632), (72, 28895651), (142, 14651316), (213, 9767544), (284, 7325658), (426, 4883772), (568, 3662829), (639, 3255848), (852, 2441886), (1278, 1627924), (1704, 1220943), (2556, 813962), (5112, 406981)]