394444370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4211}}^1$

素因数の和:4283

約数の個数: 64

約数和(自身を含む): 818812800

約数和(自身を除く): 424368430

約数列:

[1, 2, 5, 10, 17, 19, 29, 34, 38, 58, 85, 95, 145, 170, 190, 290, 323, 493, 551, 646, 986, 1102, 1615, 2465, 2755, 3230, 4211, 4930, 5510, 8422, 9367, 18734, 21055, 42110, 46835, 71587, 80009, 93670, 122119, 143174, 160018, 244238, 357935, 400045, 610595, 715870, 800090, 1221190, 1360153, 2076023, 2320261, 2720306, 4152046, 4640522, 6800765, 10380115, 11601305, 13601530, 20760230, 23202610, 39444437, 78888874, 197222185, 394444370]

約数ペア:

[(1, 394444370), (2, 197222185), (5, 78888874), (10, 39444437), (17, 23202610), (19, 20760230), (29, 13601530), (34, 11601305), (38, 10380115), (58, 6800765), (85, 4640522), (95, 4152046), (145, 2720306), (170, 2320261), (190, 2076023), (290, 1360153), (323, 1221190), (493, 800090), (551, 715870), (646, 610595), (986, 400045), (1102, 357935), (1615, 244238), (2465, 160018), (2755, 143174), (3230, 122119), (4211, 93670), (4930, 80009), (5510, 71587), (8422, 46835), (9367, 42110), (18734, 21055)]