2017629380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{408427}}^1$

素因数の和:408468

約数の個数: 48

約数和(自身を含む): 4803113280

約数和(自身を除く): 2785483900

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 408427, 816854, 1633708, 2042135, 4084270, 5309551, 7760113, 8168540, 10619102, 15520226, 21238204, 26547755, 31040452, 38800565, 53095510, 77601130, 100881469, 106191020, 155202260, 201762938, 403525876, 504407345, 1008814690, 2017629380]

約数ペア:

[(1, 2017629380), (2, 1008814690), (4, 504407345), (5, 403525876), (10, 201762938), (13, 155202260), (19, 106191020), (20, 100881469), (26, 77601130), (38, 53095510), (52, 38800565), (65, 31040452), (76, 26547755), (95, 21238204), (130, 15520226), (190, 10619102), (247, 8168540), (260, 7760113), (380, 5309551), (494, 4084270), (988, 2042135), (1235, 1633708), (2470, 816854), (4940, 408427)]