17815860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3413}}^1$

素因数の和:3457

約数の個数: 72

約数和(自身を含む): 55921320

約数和(自身を除く): 38105460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 3413, 5220, 6826, 10239, 13652, 17065, 20478, 30717, 34130, 40956, 51195, 61434, 68260, 98977, 102390, 122868, 153585, 197954, 204780, 296931, 307170, 395908, 494885, 593862, 614340, 890793, 989770, 1187724, 1484655, 1781586, 1979540, 2969310, 3563172, 4453965, 5938620, 8907930, 17815860]

約数ペア:

[(1, 17815860), (2, 8907930), (3, 5938620), (4, 4453965), (5, 3563172), (6, 2969310), (9, 1979540), (10, 1781586), (12, 1484655), (15, 1187724), (18, 989770), (20, 890793), (29, 614340), (30, 593862), (36, 494885), (45, 395908), (58, 307170), (60, 296931), (87, 204780), (90, 197954), (116, 153585), (145, 122868), (174, 102390), (180, 98977), (261, 68260), (290, 61434), (348, 51195), (435, 40956), (522, 34130), (580, 30717), (870, 20478), (1044, 17065), (1305, 13652), (1740, 10239), (2610, 6826), (3413, 5220)]