1395343400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{634247}}^1$

素因数の和:634274

約数の個数: 48

約数和(自身を含む): 3539103840

約数和(自身を除く): 2143760440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 634247, 1268494, 2536988, 3171235, 5073976, 6342470, 6976717, 12684940, 13953434, 15856175, 25369880, 27906868, 31712350, 34883585, 55813736, 63424700, 69767170, 126849400, 139534340, 174417925, 279068680, 348835850, 697671700, 1395343400]

約数ペア:

[(1, 1395343400), (2, 697671700), (4, 348835850), (5, 279068680), (8, 174417925), (10, 139534340), (11, 126849400), (20, 69767170), (22, 63424700), (25, 55813736), (40, 34883585), (44, 31712350), (50, 27906868), (55, 25369880), (88, 15856175), (100, 13953434), (110, 12684940), (200, 6976717), (220, 6342470), (275, 5073976), (440, 3171235), (550, 2536988), (1100, 1268494), (2200, 634247)]