4147520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1027

約数の個数: 56

約数和(自身を含む): 10646664

約数和(自身を除く): 6499144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 997, 1040, 1994, 2080, 3988, 4160, 4985, 7976, 9970, 12961, 15952, 19940, 25922, 31904, 39880, 51844, 63808, 64805, 79760, 103688, 129610, 159520, 207376, 259220, 319040, 414752, 518440, 829504, 1036880, 2073760, 4147520]

約数ペア:

[(1, 4147520), (2, 2073760), (4, 1036880), (5, 829504), (8, 518440), (10, 414752), (13, 319040), (16, 259220), (20, 207376), (26, 159520), (32, 129610), (40, 103688), (52, 79760), (64, 64805), (65, 63808), (80, 51844), (104, 39880), (130, 31904), (160, 25922), (208, 19940), (260, 15952), (320, 12961), (416, 9970), (520, 7976), (832, 4985), (997, 4160), (1040, 3988), (1994, 2080)]