28141890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4621}}^1$

素因数の和:4667

約数の個数: 64

約数和(自身を含む): 79868160

約数和(自身を除く): 51726270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 174, 203, 210, 290, 406, 435, 609, 870, 1015, 1218, 2030, 3045, 4621, 6090, 9242, 13863, 23105, 27726, 32347, 46210, 64694, 69315, 97041, 134009, 138630, 161735, 194082, 268018, 323470, 402027, 485205, 670045, 804054, 938063, 970410, 1340090, 1876126, 2010135, 2814189, 4020270, 4690315, 5628378, 9380630, 14070945, 28141890]

約数ペア:

[(1, 28141890), (2, 14070945), (3, 9380630), (5, 5628378), (6, 4690315), (7, 4020270), (10, 2814189), (14, 2010135), (15, 1876126), (21, 1340090), (29, 970410), (30, 938063), (35, 804054), (42, 670045), (58, 485205), (70, 402027), (87, 323470), (105, 268018), (145, 194082), (174, 161735), (203, 138630), (210, 134009), (290, 97041), (406, 69315), (435, 64694), (609, 46210), (870, 32347), (1015, 27726), (1218, 23105), (2030, 13863), (3045, 9242), (4621, 6090)]