17945340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{42727}}^1$

素因数の和:42746

約数の個数: 48

約数和(自身を含む): 57426432

約数和(自身を除く): 39481092

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, 42727, 85454, 128181, 170908, 213635, 256362, 299089, 427270, 512724, 598178, 640905, 854540, 897267, 1196356, 1281810, 1495445, 1794534, 2563620, 2990890, 3589068, 4486335, 5981780, 8972670, 17945340]

約数ペア:

[(1, 17945340), (2, 8972670), (3, 5981780), (4, 4486335), (5, 3589068), (6, 2990890), (7, 2563620), (10, 1794534), (12, 1495445), (14, 1281810), (15, 1196356), (20, 897267), (21, 854540), (28, 640905), (30, 598178), (35, 512724), (42, 427270), (60, 299089), (70, 256362), (84, 213635), (105, 170908), (140, 128181), (210, 85454), (420, 42727)]