19344320

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1069

約数の個数: 56

約数和(自身を含む): 46866048

約数和(自身を除く): 27521728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 991, 1220, 1952, 1982, 2440, 3904, 3964, 4880, 4955, 7928, 9760, 9910, 15856, 19520, 19820, 31712, 39640, 60451, 63424, 79280, 120902, 158560, 241804, 302255, 317120, 483608, 604510, 967216, 1209020, 1934432, 2418040, 3868864, 4836080, 9672160, 19344320]

約数ペア:

[(1, 19344320), (2, 9672160), (4, 4836080), (5, 3868864), (8, 2418040), (10, 1934432), (16, 1209020), (20, 967216), (32, 604510), (40, 483608), (61, 317120), (64, 302255), (80, 241804), (122, 158560), (160, 120902), (244, 79280), (305, 63424), (320, 60451), (488, 39640), (610, 31712), (976, 19820), (991, 19520), (1220, 15856), (1952, 9910), (1982, 9760), (2440, 7928), (3904, 4955), (3964, 4880)]