2080692920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{8443}}^1$

素因数の和:8616

約数の個数: 64

約数和(自身を含む): 4805987040

約数和(自身を除く): 2725294120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 101, 122, 202, 244, 305, 404, 488, 505, 610, 808, 1010, 1220, 2020, 2440, 4040, 6161, 8443, 12322, 16886, 24644, 30805, 33772, 42215, 49288, 61610, 67544, 84430, 123220, 168860, 246440, 337720, 515023, 852743, 1030046, 1705486, 2060092, 2575115, 3410972, 4120184, 4263715, 5150230, 6821944, 8527430, 10300460, 17054860, 20600920, 34109720, 52017323, 104034646, 208069292, 260086615, 416138584, 520173230, 1040346460, 2080692920]

約数ペア:

[(1, 2080692920), (2, 1040346460), (4, 520173230), (5, 416138584), (8, 260086615), (10, 208069292), (20, 104034646), (40, 52017323), (61, 34109720), (101, 20600920), (122, 17054860), (202, 10300460), (244, 8527430), (305, 6821944), (404, 5150230), (488, 4263715), (505, 4120184), (610, 3410972), (808, 2575115), (1010, 2060092), (1220, 1705486), (2020, 1030046), (2440, 852743), (4040, 515023), (6161, 337720), (8443, 246440), (12322, 168860), (16886, 123220), (24644, 84430), (30805, 67544), (33772, 61610), (42215, 49288)]