51830940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{123407}}^1$

素因数の和:123426

約数の個数: 48

約数和(自身を含む): 165860352

約数和(自身を除く): 114029412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 123407, 246814, 370221, 493628, 617035, 740442, 863849, 1234070, 1480884, 1727698, 1851105, 2468140, 2591547, 3455396, 3702210, 4319245, 5183094, 7404420, 8638490, 10366188, 12957735, 17276980, 25915470, 51830940]

約数ペア:

[(1, 51830940), (2, 25915470), (3, 17276980), (4, 12957735), (5, 10366188), (6, 8638490), (7, 7404420), (10, 5183094), (12, 4319245), (14, 3702210), (15, 3455396), (20, 2591547), (21, 2468140), (28, 1851105), (30, 1727698), (35, 1480884), (42, 1234070), (60, 863849), (70, 740442), (84, 617035), (105, 493628), (140, 370221), (210, 246814), (420, 123407)]