54955220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 132088320

約数和(自身を除く): 77133100

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 47, 68, 76, 85, 94, 95, 170, 181, 188, 190, 235, 323, 340, 362, 380, 470, 646, 724, 799, 893, 905, 940, 1292, 1598, 1615, 1786, 1810, 3077, 3196, 3230, 3439, 3572, 3620, 3995, 4465, 6154, 6460, 6878, 7990, 8507, 8930, 12308, 13756, 15181, 15385, 15980, 17014, 17195, 17860, 30362, 30770, 34028, 34390, 42535, 58463, 60724, 61540, 68780, 75905, 85070, 116926, 144619, 151810, 161633, 170140, 233852, 289238, 292315, 303620, 323266, 578476, 584630, 646532, 723095, 808165, 1169260, 1446190, 1616330, 2747761, 2892380, 3232660, 5495522, 10991044, 13738805, 27477610, 54955220]

約数ペア:

[(1, 54955220), (2, 27477610), (4, 13738805), (5, 10991044), (10, 5495522), (17, 3232660), (19, 2892380), (20, 2747761), (34, 1616330), (38, 1446190), (47, 1169260), (68, 808165), (76, 723095), (85, 646532), (94, 584630), (95, 578476), (170, 323266), (181, 303620), (188, 292315), (190, 289238), (235, 233852), (323, 170140), (340, 161633), (362, 151810), (380, 144619), (470, 116926), (646, 85070), (724, 75905), (799, 68780), (893, 61540), (905, 60724), (940, 58463), (1292, 42535), (1598, 34390), (1615, 34028), (1786, 30770), (1810, 30362), (3077, 17860), (3196, 17195), (3230, 17014), (3439, 15980), (3572, 15385), (3620, 15181), (3995, 13756), (4465, 12308), (6154, 8930), (6460, 8507), (6878, 7990)]