2068751920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1361021}}^1$

素因数の和:1361053

約数の個数: 40

約数和(自身を含む): 5063001840

約数和(自身を除く): 2994249920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1361021, 2722042, 5444084, 6805105, 10888168, 13610210, 21776336, 25859399, 27220420, 51718798, 54440840, 103437596, 108881680, 129296995, 206875192, 258593990, 413750384, 517187980, 1034375960, 2068751920]

約数ペア:

[(1, 2068751920), (2, 1034375960), (4, 517187980), (5, 413750384), (8, 258593990), (10, 206875192), (16, 129296995), (19, 108881680), (20, 103437596), (38, 54440840), (40, 51718798), (76, 27220420), (80, 25859399), (95, 21776336), (152, 13610210), (190, 10888168), (304, 6805105), (380, 5444084), (760, 2722042), (1520, 1361021)]