57102920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1871}}^1$

素因数の和:1998

約数の個数: 64

約数和(自身を含む): 148262400

約数和(自身を除く): 91159480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 1871, 2180, 3052, 3742, 3815, 4360, 6104, 7484, 7630, 9355, 13097, 14968, 15260, 18710, 26194, 30520, 37420, 52388, 65485, 74840, 104776, 130970, 203939, 261940, 407878, 523880, 815756, 1019695, 1427573, 1631512, 2039390, 2855146, 4078780, 5710292, 7137865, 8157560, 11420584, 14275730, 28551460, 57102920]

約数ペア:

[(1, 57102920), (2, 28551460), (4, 14275730), (5, 11420584), (7, 8157560), (8, 7137865), (10, 5710292), (14, 4078780), (20, 2855146), (28, 2039390), (35, 1631512), (40, 1427573), (56, 1019695), (70, 815756), (109, 523880), (140, 407878), (218, 261940), (280, 203939), (436, 130970), (545, 104776), (763, 74840), (872, 65485), (1090, 52388), (1526, 37420), (1871, 30520), (2180, 26194), (3052, 18710), (3742, 15260), (3815, 14968), (4360, 13097), (6104, 9355), (7484, 7630)]