20804915910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{701}}^1\times {\mathrm{2851}}^1$

素因数の和:3909

約数の個数: 64

約数和(自身を含む): 50164717824

約数和(自身を除く): 29359801914

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 347, 694, 701, 1041, 1402, 1735, 2082, 2103, 2851, 3470, 3505, 4206, 5205, 5702, 7010, 8553, 10410, 10515, 14255, 17106, 21030, 28510, 42765, 85530, 243247, 486494, 729741, 989297, 1216235, 1459482, 1978594, 1998551, 2432470, 2967891, 3648705, 3997102, 4946485, 5935782, 5995653, 7297410, 9892970, 9992755, 11991306, 14839455, 19985510, 29678910, 29978265, 59956530, 693497197, 1386994394, 2080491591, 3467485985, 4160983182, 6934971970, 10402457955, 20804915910]

約数ペア:

[(1, 20804915910), (2, 10402457955), (3, 6934971970), (5, 4160983182), (6, 3467485985), (10, 2080491591), (15, 1386994394), (30, 693497197), (347, 59956530), (694, 29978265), (701, 29678910), (1041, 19985510), (1402, 14839455), (1735, 11991306), (2082, 9992755), (2103, 9892970), (2851, 7297410), (3470, 5995653), (3505, 5935782), (4206, 4946485), (5205, 3997102), (5702, 3648705), (7010, 2967891), (8553, 2432470), (10410, 1998551), (10515, 1978594), (14255, 1459482), (17106, 1216235), (21030, 989297), (28510, 729741), (42765, 486494), (85530, 243247)]