1720251008

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61933}}^1$

素因数の和:61985

約数の個数: 64

約数和(自身を含む): 4043051520

約数和(自身を除く): 2322800512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 6944, 13888, 27776, 61933, 123866, 247732, 433531, 495464, 867062, 990928, 1734124, 1919923, 1981856, 3468248, 3839846, 3963712, 6936496, 7679692, 7927424, 13439461, 13872992, 15359384, 26878922, 27745984, 30718768, 53757844, 55491968, 61437536, 107515688, 122875072, 215031376, 245750144, 430062752, 860125504, 1720251008]

約数ペア:

[(1, 1720251008), (2, 860125504), (4, 430062752), (7, 245750144), (8, 215031376), (14, 122875072), (16, 107515688), (28, 61437536), (31, 55491968), (32, 53757844), (56, 30718768), (62, 27745984), (64, 26878922), (112, 15359384), (124, 13872992), (128, 13439461), (217, 7927424), (224, 7679692), (248, 6936496), (434, 3963712), (448, 3839846), (496, 3468248), (868, 1981856), (896, 1919923), (992, 1734124), (1736, 990928), (1984, 867062), (3472, 495464), (3968, 433531), (6944, 247732), (13888, 123866), (27776, 61933)]